Remove blank-line whitespace in files without PR conflicts

.codecov.yml

@@ -9,14 +9,14 @@ coverage:
   precision: 2
   round: down
   range: "70...100"
-  
+
   status:
     project:
       default:
         threshold: 1%
     patch: no
     changes: no
-    
+
 parsers:
   gcov:
     branch_detection:
@@ -24,5 +24,5 @@ parsers:
       loop: yes
       method: no
       macro: no
-   
+
 comment: false

rope_profiling/test.py

@@ -37,19 +37,19 @@ ROPE_PREFS = {
 def ropetest():
     project = rope.base.project.Project('src', **ROPE_PREFS)
     project.validate(project.root)
-    
+
     filename = osp.join('src', 'script.py')
     source_code = file(filename, 'rb').read()
     offset = len(source_code)
-    
+
     resource = rope.base.libutils.path_to_resource(project, filename)
-    
+
     t0 = time.time()
-    
+
     proposals = rope.contrib.codeassist.code_assist(project, source_code,
                                                     offset, resource)
     proposals = rope.contrib.codeassist.sorted_proposals(proposals)
-    
+
     print "%s: %d ms" % ("completion", 10*round(1e2*(time.time()-t0)))
     print 'loadtxt' in [proposal.name for proposal in proposals]
 
@@ -77,22 +77,22 @@ rope_patch.apply()
 def other_features():
     project = rope.base.project.Project('src', **ROPE_PREFS)
     project.validate(project.root)
-    
+
     filename = osp.join('src', 'script2.py')
     source_code = file(filename, 'rb').read()
     offset = len(source_code)
-    
+
     resource = rope.base.libutils.path_to_resource(project, filename)
-    
+
     t0 = time.time()
-    
+
     cts = rope.contrib.codeassist.get_calltip(
                                     project, source_code, offset, resource)
     doc_text = rope.contrib.codeassist.get_doc(
                                     project, source_code, offset, resource)
     def_loc = rope.contrib.codeassist.get_definition_location(
                                     project, source_code, offset, resource)
-    
+
     msg = "Testing other rope instrospection features"
     print msg
     print "="*len(msg)

spyder/app/tour.py

@@ -82,7 +82,7 @@ def get_tours(index=None):
 def get_tour(index):
     """
     This function generates a list of tours.
-    
+
     The index argument is used to retrieve a particular tour. If None is
     passed, it will return the full list of tours. If instead -1 is given,
     this function will return a test tour
@@ -171,7 +171,7 @@ def get_tour(index):
               'widgets': [sw.ipython_console],
               'run': ["li = list(range(100))", "d = {'a': 1, 'b': 2}"]
               },
-              
+
              {'title': _("The Variable Explorer"),
               'content': _("In this pane you can view and edit the variables "
                            "generated during the execution of a program, or "
@@ -449,9 +449,9 @@ class FadingCanvas(FadingDialog):
                     width, height = geo.width(), geo.height()
                     point = widget.mapTo(self.parent, QPoint(0, 0))
                     x, y = point.x(), point.y()
-    
+
                     temp_path.addRect(QRectF(x, y, width, height))
-    
+
                     temp_region = QRegion(x, y, width, height)
 
                 if self.interaction_on:
@@ -608,11 +608,11 @@ class FadingTipBox(FadingDialog):
                              subcontrol-position: top left;
                              border-width: 0px;
                              }}
-                             
+
                              QComboBox::down-arrow {{
                              image: url({});
                              }}
-                             
+
                              '''.format(self.combobox_background.name(), arrow)
         # Windows fix, slashes should be always in unix-style
         self.stylesheet = self.stylesheet.replace('\\', '/')
@@ -848,7 +848,7 @@ class AnimatedTour(QWidget):
         QWidget.__init__(self, parent)
 
         self.parent = parent
-        
+
         # Variables to adjust 
         self.duration_canvas = [666, 666]
         self.duration_tips = [333, 333]
@@ -1080,13 +1080,13 @@ class AnimatedTour(QWidget):
             if dockwidgets[0] is not None:
                 geo = dockwidgets[0].geometry()
                 x, y, width, height = geo.x(), geo.y(), geo.width(), geo.height()
-    
+
                 point = dockwidgets[0].mapToGlobal(QPoint(0, 0))
                 x_glob, y_glob = point.x(), point.y()
-    
+
                 # Check if is too tall and put to the side
                 y_fac = (height / self.height_main) * 100
-    
+
                 if y_fac > 60:  # FIXME:
                     if x < self.tips.width():
                         x = x_glob + width + delta

spyder/config/base.py

@@ -227,7 +227,7 @@ def get_module_path(modname):
 def get_module_data_path(modname, relpath=None, attr_name='DATAPATH'):
     """Return module *modname* data path
     Note: relpath is ignored if module has an attribute named *attr_name*
-    
+
     Handles py2exe/cx_Freeze distributions"""
     datapath = getattr(sys.modules[modname], attr_name, '')
     if datapath:
@@ -249,10 +249,10 @@ def get_module_source_path(modname, basename=None):
     """Return module *modname* source path
     If *basename* is specified, return *modname.basename* path where 
     *modname* is a package containing the module *basename*
-    
+
     *basename* is a filename (not a module name), so it must include the
     file extension: .py or .pyw
-    
+
     Handles py2exe/cx_Freeze distributions"""
     srcpath = get_module_path(modname)
     parentdir = osp.join(srcpath, osp.pardir)
@@ -446,7 +446,7 @@ def get_translation(modname, dirname=None):
             return translate_dumb
     else:
         os.environ["LANGUAGE"] = language  # Works on Linux
- 
+
     import gettext
     try:
         _trans = gettext.translation(modname, locale_path, codeset="utf-8")

spyder/config/gui.py

@@ -116,7 +116,7 @@ def fixed_shortcut(keystr, parent, action):
 def config_shortcut(action, context, name, parent):
     """
     Create a Shortcut namedtuple for a widget
-    
+
     The data contained in this tuple will be registered in
     our shortcuts preferences page
     """

spyder/config/user.py

@@ -75,7 +75,7 @@ class DefaultsConfig(cp.ConfigParser):
                     key = " = ".join((key, value.replace('\n', '\n\t')))
                 fp.write("%s\n" % (key))
             fp.write("\n")
-    
+
     def _set(self, section, option, value, verbose):
         """
         Private set method
@@ -154,13 +154,13 @@ class DefaultsConfig(cp.ConfigParser):
                     os.mkdir(folder)
             config_file = osp.join(folder, '%s.ini' % self.name)
             return config_file
-    
+
     def set_defaults(self, defaults):
         for section, options in defaults:
             for option in options:
                 new_value = options[ option ]
                 self._set(section, option, new_value, False)
-        
+
 
 #==============================================================================
 # User config class
@@ -173,7 +173,7 @@ class UserConfig(DefaultsConfig):
               *or* list of tuples (section_name, options)
     version: version of the configuration file (X.Y.Z format)
     subfolder: configuration file will be saved in %home%/subfolder/%name%.ini
-    
+
     Note that 'get' and 'set' arguments number and type
     differ from the overriden methods
     """
@@ -231,11 +231,11 @@ class UserConfig(DefaultsConfig):
             if defaults is None:
                 # If no defaults are defined, set .ini file settings as default
                 self.set_as_defaults()
-        
+
     def get_version(self, version='0.0.0'):
         """Return configuration (not application!) version"""
         return self.get(self.DEFAULT_SECTION_NAME, 'version', version)
-        
+
     def set_version(self, version='0.0.0', save=True):
         """Set configuration (not application!) version"""
         self.set(self.DEFAULT_SECTION_NAME, 'version', version, save=save)
@@ -259,7 +259,7 @@ class UserConfig(DefaultsConfig):
                 self.read(self.filename(), encoding='utf-8')
         except cp.MissingSectionHeaderError:
             print("Warning: File contains no section headers.")  # spyder: test-skip
-    
+
     def _load_old_defaults(self, old_version):
         """Read old defaults"""
         old_defaults = cp.ConfigParser()
@@ -270,7 +270,7 @@ class UserConfig(DefaultsConfig):
         path = osp.join(path, 'defaults') 
         old_defaults.read(osp.join(path, 'defaults-'+old_version+'.ini'))
         return old_defaults
-    
+
     def _save_new_defaults(self, defaults, new_version, subfolder):
         """Save new defaults"""
         new_defaults = DefaultsConfig(name='defaults-'+new_version,
@@ -278,7 +278,7 @@ class UserConfig(DefaultsConfig):
         if not osp.isfile(new_defaults.filename()):
             new_defaults.set_defaults(defaults)
             new_defaults._save()
-    
+
     def _update_defaults(self, defaults, old_version, verbose=False):
         """Update defaults after a change in version"""
         old_defaults = self._load_old_defaults(old_version)
@@ -292,7 +292,7 @@ class UserConfig(DefaultsConfig):
                 if old_value is None or \
                   to_text_string(new_value) != old_value:
                     self._set(section, option, new_value, verbose)
-    
+
     def _remove_deprecated_options(self, old_version):
         """
         Remove options which are present in the .ini file but not in defaults
@@ -336,7 +336,7 @@ class UserConfig(DefaultsConfig):
                     self._set(sec, option, value, verbose)
         if save:
             self._save()
-        
+
     def _check_section_option(self, section, option):
         """
         Private method to check section and option types
@@ -361,7 +361,7 @@ class UserConfig(DefaultsConfig):
                     return options[ option ]
         else:
             return NoDefault
-                
+
     def get(self, section, option, default=NoDefault):
         """
         Get an option
@@ -376,14 +376,14 @@ class UserConfig(DefaultsConfig):
                 raise cp.NoSectionError(section)
             else:
                 self.add_section(section)
-        
+
         if not self.has_option(section, option):
             if default is NoDefault:
                 raise cp.NoOptionError(option, section)
             else:
                 self.set(section, option, default)
                 return default
-            
+
         value = cp.ConfigParser.get(self, section, option, raw=self.raw)
         # Use type of default_value to parse value correctly
         default_value = self.get_default(section, option)
@@ -450,11 +450,11 @@ class UserConfig(DefaultsConfig):
         self._set(section, option, value, verbose)
         if save:
             self._save()
-            
+
     def remove_section(self, section):
         cp.ConfigParser.remove_section(self, section)
         self._save()
-            
+
     def remove_option(self, section, option):
         cp.ConfigParser.remove_option(self, section, option)
         self._save()

spyder/dependencies.py

@@ -51,7 +51,7 @@ class Dependency(object):
             return '%s (%s)' % (self.installed_version, self.OK)
         else:
             return '%s (%s)' % (self.installed_version, self.NOK)
-    
+
     def get_status(self):
         """Return dependency status (string)"""
         if self.check():

spyder/plugins/breakpoints/widgets/breakpointsgui.py

@@ -44,7 +44,7 @@ locale_codec = QTextCodec.codecForLocale()
 class BreakpointTableModel(QAbstractTableModel):
     """
     Table model for breakpoints dictionary
-    
+
     """
     def __init__(self, parent, data):
         QAbstractTableModel.__init__(self, parent)
@@ -53,7 +53,7 @@ class BreakpointTableModel(QAbstractTableModel):
         self._data = None
         self.breakpoints = None
         self.set_data(data)    
-    
+
     def set_data(self, data):
         """Set model data"""
         self._data = data
@@ -65,11 +65,11 @@ class BreakpointTableModel(QAbstractTableModel):
                 for item in data[key]:
                     self.breakpoints.append((key, item[0], item[1], ""))
         self.reset()   
-    
+
     def rowCount(self, qindex=QModelIndex()):
         """Array row number"""
         return len(self.breakpoints)
-    
+
     def columnCount(self, qindex=QModelIndex()):
         """Array column count"""
         return 4
@@ -99,11 +99,11 @@ class BreakpointTableModel(QAbstractTableModel):
             return to_qvariant( headers[i_column] )
         else:
             return to_qvariant()
-    
+
     def get_value(self, index):
         """Return current value"""
         return self.breakpoints[index.row()][index.column()] 
-    
+
     def data(self, index, role=Qt.DisplayRole):
         """Return data at table index"""
         if not index.isValid():
@@ -128,7 +128,7 @@ class BreakpointTableModel(QAbstractTableModel):
         self.beginResetModel()
         self.endResetModel()
 
-    
+
 class BreakpointDelegate(QItemDelegate):
     def __init__(self, parent=None):
         QItemDelegate.__init__(self, parent)
@@ -139,7 +139,7 @@ class BreakpointTableView(QTableView):
     clear_breakpoint = Signal(str, int)
     clear_all_breakpoints = Signal()
     set_or_edit_conditional_breakpoint = Signal()
-    
+
     def __init__(self, parent, data):
         QTableView.__init__(self, parent)
         self.model = BreakpointTableModel(self, data)
@@ -148,7 +148,7 @@ class BreakpointTableView(QTableView):
         self.setItemDelegate(self.delegate)
 
         self.setup_table()
-        
+
     def setup_table(self):
         """Setup table"""
         self.horizontalHeader().setStretchLastSection(True)
@@ -157,12 +157,12 @@ class BreakpointTableView(QTableView):
         # Sorting columns
         self.setSortingEnabled(False)
         self.sortByColumn(0, Qt.DescendingOrder)
-    
+
     def adjust_columns(self):
         """Resize three first columns to contents"""
         for col in range(3):
             self.resizeColumnToContents(col)    
-    
+
     def mouseDoubleClickEvent(self, event):
         """Reimplement Qt method"""
         index_clicked = self.indexAt(event.pos())
@@ -172,7 +172,7 @@ class BreakpointTableView(QTableView):
             self.edit_goto.emit(filename, int(line_number_str), '')
         if index_clicked.column()==2:
             self.set_or_edit_conditional_breakpoint.emit()
-                           
+
     def contextMenuEvent(self, event):
         index_clicked = self.indexAt(event.pos())
         actions = []
@@ -221,10 +221,10 @@ class BreakpointWidget(QWidget):
     set_or_edit_conditional_breakpoint = Signal()
     clear_breakpoint = Signal(str, int)
     edit_goto = Signal(str, int, str)
-    
+
     def __init__(self, parent, options_button=None):
         QWidget.__init__(self, parent)
-        
+
         self.setWindowTitle("Breakpoints")        
         self.dictwidget = BreakpointTableView(self, 
                                self._load_all_breakpoints())
@@ -246,17 +246,17 @@ class BreakpointWidget(QWidget):
                         lambda s1, lino, s2: self.edit_goto.emit(s1, lino, s2))
         self.dictwidget.set_or_edit_conditional_breakpoint.connect(
                         lambda: self.set_or_edit_conditional_breakpoint.emit())
-                     
+
     def _load_all_breakpoints(self):
         bp_dict = CONF.get('run', 'breakpoints', {})
         for filename in list(bp_dict.keys()):
             if not osp.isfile(filename):
                 bp_dict.pop(filename)
         return bp_dict    
-    
+
     def get_data(self):
         pass
-        
+
     def set_data(self):
         bp_dict = self._load_all_breakpoints()
         self.dictwidget.model.set_data(bp_dict)

spyder/plugins/console/utils/ansihandler.py

@@ -55,7 +55,7 @@ class ANSIEscapeCodeHandler(object):
         self.background_color = None
         self.default_foreground_color = 30
         self.default_background_color = 47
-        
+
     def set_code(self, code):
         assert isinstance(code, int)
         if code == 0:
@@ -96,7 +96,7 @@ class ANSIEscapeCodeHandler(object):
             # Default background color
             self.background_color = self.default_background_color
         self.set_style()
-        
+
     def set_style(self):
         """
         Set font style with the following attributes:
@@ -104,7 +104,7 @@ class ANSIEscapeCodeHandler(object):
         'bold' and 'underline'
         """
         raise NotImplementedError
-        
+
     def reset(self):
         self.current_format = None
         self.intensity = 0

spyder/plugins/console/utils/interpreter.py

@@ -57,42 +57,42 @@ class Interpreter(InteractiveConsole, threading.Thread):
         """
         InteractiveConsole.__init__(self, namespace)
         threading.Thread.__init__(self)
-        
+
         self._id = None
-        
+
         self.exit_flag = False
         self.debug = debug
-        
+
         # Execution Status
         self.more = False
-        
+
         if exitfunc is not None:
             atexit.register(exitfunc)
-        
+
         self.namespace = self.locals
         self.namespace['__name__'] = '__main__'
         self.namespace['execfile'] = self.execfile
         self.namespace['runfile'] = self.runfile
         self.namespace['raw_input'] = self.raw_input_replacement
         self.namespace['help'] = self.help_replacement
-                    
+
         # Capture all interactive input/output 
         self.initial_stdout = sys.stdout
         self.initial_stderr = sys.stderr
         self.initial_stdin = sys.stdin
-        
+
         # Create communication pipes
         pr, pw = os.pipe()
         self.stdin_read = os.fdopen(pr, "r")
         self.stdin_write = os.fdopen(pw, "wb", 0)
         self.stdout_write = Output()
         self.stderr_write = Output()
-        
+
         self.input_condition = threading.Condition()
         self.widget_proxy = WidgetProxy(self.input_condition)
-        
+
         self.redirect_stds()
-        
+
 
     #------ Standard input/output
     def redirect_stds(self):
@@ -101,7 +101,7 @@ class Interpreter(InteractiveConsole, threading.Thread):
             sys.stdout = self.stdout_write
             sys.stderr = self.stderr_write
             sys.stdin = self.stdin_read
-        
+
     def restore_stds(self):
         """Restore stds"""
         if not self.debug:
@@ -118,7 +118,7 @@ class Interpreter(InteractiveConsole, threading.Thread):
         inp = self.widget_proxy.input_data
         self.input_condition.release()
         return inp
-        
+
     def help_replacement(self, text=None, interactive=False):
         """For help builtin function emulation"""
         if text is not None and not interactive:
@@ -182,7 +182,7 @@ has the same effect as typing a particular string at the help> prompt.
         elif cd_match:
             cmd = 'import os; os.chdir(r"%s")' % cd_match.groups()[0].strip()
         # -- End of Special commands type I
-            
+
         # -- Special commands type II
         #    (don't need code execution in interpreter)
         xedit_match = re.match(special_pattern % 'xedit', cmd)
@@ -226,24 +226,24 @@ has the same effect as typing a particular string at the help> prompt.
 #            self.widget_proxy.set_readonly(True)
             self.more = self.push(cmd)
 #            self.widget_proxy.set_readonly(False)
-        
+
         if new_prompt:
             self.widget_proxy.new_prompt(self.p2 if self.more else self.p1)
         if not self.more:
             self.resetbuffer()
-        
+
     def run(self):
         """Wait for input and run it"""
         while not self.exit_flag:
             self.run_line()
-            
+
     def run_line(self):
         line = self.stdin_read.readline()
         if self.exit_flag:
             return
         # Remove last character which is always '\n':
         self.run_command(line[:-1])
-        
+
     def get_thread_id(self):
         """Return thread id"""
         if self._id is None:
@@ -251,7 +251,7 @@ has the same effect as typing a particular string at the help> prompt.
                 if obj is self:
                     self._id = thread_id
         return self._id
-        
+
     def raise_keyboard_interrupt(self):
         if self.isAlive():
             ctypes.pythonapi.PyThreadState_SetAsyncExc(self.get_thread_id(),
@@ -259,12 +259,12 @@ has the same effect as typing a particular string at the help> prompt.
             return True
         else:
             return False
-            
+
             
     def closing(self):
         """Actions to be done before restarting this interpreter"""
         pass
-        
+
     def execfile(self, filename):
         """Exec filename"""
         source = open(filename, 'r').read()
@@ -278,7 +278,7 @@ has the same effect as typing a particular string at the help> prompt.
             InteractiveConsole.showsyntaxerror(self, filename)
         else:
             self.runcode(code)
-        
+
     def runfile(self, filename, args=None):
         """
         Run filename
@@ -294,7 +294,7 @@ has the same effect as typing a particular string at the help> prompt.
         self.execfile(filename)
         sys.argv = ['']
         self.namespace.pop('__file__')
-        
+
     def eval(self, text):
         """
         Evaluate text and return (obj, valid)
@@ -306,19 +306,19 @@ has the same effect as typing a particular string at the help> prompt.
             return eval(text, self.locals), True
         except:
             return None, False
-        
+
     def is_defined(self, objtxt, force_import=False):
         """Return True if object is defined"""
         return isdefined(objtxt, force_import=force_import,
                          namespace=self.locals)
-        
+
     #===========================================================================
     # InteractiveConsole API
     #===========================================================================
     def push(self, line):
         """
         Push a line of source text to the interpreter
-        
+
         The line should not have a trailing newline; it may have internal 
         newlines. The line is appended to a buffer and the interpreter’s 
         runsource() method is called with the concatenated contents of the 
@@ -329,8 +329,8 @@ has the same effect as typing a particular string at the help> prompt.
         was dealt with in some way (this is the same as runsource()).
         """
         return InteractiveConsole.push(self, "#coding=utf-8\n" + line)
-        
+
     def resetbuffer(self):
         """Remove any unhandled source text from the input buffer"""
         InteractiveConsole.resetbuffer(self)
-        
+

spyder/plugins/console/widgets/internalshell.py

@@ -58,12 +58,12 @@ def create_banner(message):
 class SysOutput(QObject):
     """Handle standard I/O queue"""
     data_avail = Signal()
-    
+
     def __init__(self):
         QObject.__init__(self)
         self.queue = []
         self.lock = threading.Lock()
-        
+
     def write(self, val):
         self.lock.acquire()
         self.queue.append(val)
@@ -76,7 +76,7 @@ class SysOutput(QObject):
         self.queue = []
         self.lock.release()
         return s
-    
+
     # We need to add this method to fix Issue 1789
     def flush(self):
         pass
@@ -91,34 +91,34 @@ class WidgetProxyData(object):
 
 class WidgetProxy(QObject):
     """Handle Shell widget refresh signal"""
-    
+
     sig_new_prompt = Signal(str)
     sig_set_readonly = Signal(bool)
     sig_edit = Signal(str, bool)
     sig_wait_input = Signal(str)
-    
+
     def __init__(self, input_condition):
         QObject.__init__(self)
         self.input_data = None
         self.input_condition = input_condition
-        
+
     def new_prompt(self, prompt):
         self.sig_new_prompt.emit(prompt)
-        
+
     def set_readonly(self, state):
         self.sig_set_readonly.emit(state)
-        
+
     def edit(self, filename, external_editor=False):
         self.sig_edit.emit(filename, external_editor)
-    
+
     def data_available(self):
         """Return True if input data is available"""
         return self.input_data is not WidgetProxyData
-    
+
     def wait_input(self, prompt=''):
         self.input_data = WidgetProxyData
         self.sig_wait_input.emit(prompt)
-    
+
     def end_input(self, cmd):
         self.input_condition.acquire()
         self.input_data = cmd
@@ -128,12 +128,12 @@ class WidgetProxy(QObject):
 
 class InternalShell(PythonShellWidget):
     """Shell base widget: link between PythonShellWidget and Interpreter"""
-    
+
     status = Signal(str)
     refresh = Signal()
     go_to_error = Signal(str)
     focus_changed = Signal()
-    
+
     def __init__(self, parent=None, namespace=None, commands=[], message=None,
                  max_line_count=300, font=None, exitfunc=None, profile=False,
                  multithreaded=True):
@@ -150,11 +150,11 @@ class InternalShell(PythonShellWidget):
         # Allow raw_input support:
         self.input_loop = None
         self.input_mode = False
-        
+
         # KeyboardInterrupt support
         self.interrupted = False # used only for not-multithreaded mode
         self.sig_keyboard_interrupt.connect(self.keyboard_interrupt)
-        
+
         # Code completion / calltips
         getcfg = lambda option: CONF.get('internal_console', option)
 
@@ -167,10 +167,10 @@ class InternalShell(PythonShellWidget):
         self.message = message
         self.interpreter = None
         self.start_interpreter(namespace)
-        
+
         # Clear status bar
         self.status.emit('')
-        
+
         # Embedded shell -- requires the monitor (which installs the
         # 'open_in_spyder' function in builtins)
         if hasattr(builtins, 'open_in_spyder'):
@@ -180,7 +180,7 @@ class InternalShell(PythonShellWidget):
     def start_interpreter(self, namespace):
         """Start Python interpreter"""
         self.clear()
-        
+
         if self.interpreter is not None:
             self.interpreter.closing()
         self.interpreter = Interpreter(namespace, self.exitfunc,
@@ -194,7 +194,7 @@ class InternalShell(PythonShellWidget):
         self.interpreter.widget_proxy.sig_wait_input.connect(self.wait_input)
         if self.multithreaded:
             self.interpreter.start()
-        
+
         # Interpreter banner
         banner = create_banner(self.message)
         self.write(banner, prompt=True)
@@ -202,7 +202,7 @@ class InternalShell(PythonShellWidget):
         # Initial commands
         for cmd in self.commands:
             self.run_command(cmd, history=False, new_prompt=False)
-                
+
         # First prompt
         self.new_prompt(self.interpreter.p1)
         self.refresh.emit()
@@ -215,27 +215,27 @@ class InternalShell(PythonShellWidget):
         if self.multithreaded:
             self.interpreter.stdin_write.write(to_binary_string('\n'))
         self.interpreter.restore_stds()
-        
+
     def edit_script(self, filename, external_editor):
         filename = to_text_string(filename)
         if external_editor:
             self.external_editor(filename)
         else:
             self.parent().edit_script(filename)            
-                                    
+
     def stdout_avail(self):
         """Data is available in stdout, let's empty the queue and write it!"""
         data = self.interpreter.stdout_write.empty_queue()
         if data:
             self.write(data)
-        
+
     def stderr_avail(self):
         """Data is available in stderr, let's empty the queue and write it!"""
         data = self.interpreter.stderr_write.empty_queue()
         if data:
             self.write(data, error=True)
             self.flush(error=True)
-    
+
     
     #------Raw input support
     def wait_input(self, prompt=''):
@@ -246,7 +246,7 @@ class InternalShell(PythonShellWidget):
         self.input_loop = QEventLoop()
         self.input_loop.exec_()
         self.input_loop = None
-    
+
     def end_input(self, cmd):
         """End of wait_input mode"""
         self.input_mode = False
@@ -349,13 +349,13 @@ class InternalShell(PythonShellWidget):
             # Event was accepted in self.preprocess_keyevent
             return
         self.postprocess_keyevent(event)
-        
+
     def __flush_eventqueue(self):
         """Flush keyboard event queue"""
         while self.eventqueue:
             past_event = self.eventqueue.pop(0)
             self.postprocess_keyevent(past_event)
-        
+
     #------ Command execution
     def keyboard_interrupt(self):
         """Simulate keyboard interrupt"""
@@ -382,7 +382,7 @@ class InternalShell(PythonShellWidget):
             self.write(line+os.linesep, flush=True)
             self.execute_command(line+"\n")
             self.flush()
-        
+
     def execute_command(self, cmd):
         """
         Execute a command
@@ -398,7 +398,7 @@ class InternalShell(PythonShellWidget):
             self.clear_terminal()
             return
         self.run_command(cmd)
-       
+
     def run_command(self, cmd, history=True, new_prompt=True):
         """Run command in interpreter"""
         if not cmd:
@@ -419,51 +419,51 @@ class InternalShell(PythonShellWidget):
                            error=True)
         else:
             self.interpreter.stdin_write.write(to_binary_string(cmd + '\n'))
-    
+
     
     #------ Code completion / Calltips
     def _eval(self, text):
         """Is text a valid object?"""
         return self.interpreter.eval(text)
-                
+
     def get_dir(self, objtxt):
         """Return dir(object)"""
         obj, valid = self._eval(objtxt)
         if valid:
             return getobjdir(obj)
-        
+
     def get_globals_keys(self):
         """Return shell globals() keys"""
         return list(self.interpreter.namespace.keys())
-        
+
     def get_cdlistdir(self):
         """Return shell current directory list dir"""
         return os.listdir(getcwd_or_home())
-                
+
     def iscallable(self, objtxt):
         """Is object callable?"""
         obj, valid = self._eval(objtxt)
         if valid:
             return callable(obj)
-    
+
     def get_arglist(self, objtxt):
         """Get func/method argument list"""
         obj, valid = self._eval(objtxt)
         if valid:
             return getargtxt(obj)
-    
+
     def get__doc__(self, objtxt):
         """Get object __doc__"""
         obj, valid = self._eval(objtxt)
         if valid:
             return obj.__doc__
-    
+
     def get_doc(self, objtxt):
         """Get object documentation dictionary"""
         obj, valid = self._eval(objtxt)
         if valid:
             return getdoc(obj)
-    
+
     def get_source(self, objtxt):
         """Get object source"""
         obj, valid = self._eval(objtxt)

spyder/plugins/console/widgets/shell.py

@@ -46,12 +46,12 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
     """
     Shell base widget
     """
-    
+
     redirect_stdio = Signal(bool)
     sig_keyboard_interrupt = Signal()
     execute = Signal(str)
     append_to_history = Signal(str, str)
-    
+
     def __init__(self, parent, history_filename, profile=False,
                  initial_message=None, default_foreground_color=None,
                  error_foreground_color=None, traceback_foreground_color=None,
@@ -62,26 +62,26 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
         ConsoleBaseWidget.__init__(self, parent)
         SaveHistoryMixin.__init__(self, history_filename)
         BrowseHistoryMixin.__init__(self)
-                
+
         # Prompt position: tuple (line, index)
         self.current_prompt_pos = None
         self.new_input_line = True
-        
+
         # History
         assert is_text_string(history_filename)
         self.history = self.load_history()
-        
+
         # Session
         self.historylog_filename = CONF.get('main', 'historylog_filename',
                                             get_conf_path('history.log'))
-        
+
         # Context menu
         self.menu = None
         self.setup_context_menu()
 
         # Simple profiling test
         self.profile = profile
-        
+
         # Buffer to increase performance of write/flush operations
         self.__buffer = []
         if initial_message:
@@ -149,7 +149,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
         add_actions(self.menu, (self.cut_action, self.copy_action,
                                 paste_action, self.delete_action, None,
                                 selectall_action, None, save_action) )
-          
+
     def contextMenuEvent(self, event):
         """Reimplement Qt method"""
         state = self.has_selected_text()
@@ -158,12 +158,12 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
         self.delete_action.setEnabled(state)
         self.menu.popup(event.globalPos())
         event.accept()        
-        
+
         
     #------ Input buffer
     def get_current_line_from_cursor(self):
         return self.get_text('cursor', 'eof')
-    
+
     def _select_input(self):
         """Select current line (without selecting console prompt)"""
         line, index = self.get_position('eof')
@@ -199,7 +199,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
         return input_buffer
 
     input_buffer = Property("QString", _get_input_buffer, _set_input_buffer)
-        
+
         
     #------ Prompt
     def new_prompt(self, prompt):
@@ -213,7 +213,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
         self.current_prompt_pos = self.get_position('cursor')
         self.ensureCursorVisible()
         self.new_input_line = False
-        
+
     def check_selection(self):
         """
         Check if selected text is r/w,
@@ -223,7 +223,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             self.set_cursor_position('eof')
         else:
             self.truncate_selection(self.current_prompt_pos)
-        
+
         
     #------ Copy / Keyboard interrupt
     @Slot()
@@ -274,12 +274,12 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
     def on_enter(self, command):
         """on_enter"""
         self.execute_command(command)
-        
+
     def execute_command(self, command):
         self.execute.emit(command)
         self.add_to_history(command)
         self.new_input_line = True
-        
+
     def on_new_line(self):
         """On new input line"""
         self.set_cursor_position('eof')
@@ -292,7 +292,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
         if self.new_input_line:
             self.on_new_line()
         ConsoleBaseWidget.paste(self)
-        
+
     def keyPressEvent(self, event):
         """
         Reimplement Qt Method
@@ -303,7 +303,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             # Event was accepted in self.preprocess_keyevent
             return
         self.postprocess_keyevent(event)
-        
+
     def preprocess_keyevent(self, event):
         """Pre-process keypress event:
         return True if event is accepted, false otherwise"""
@@ -320,25 +320,25 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
                 self.copy()
             event.accept()
             return True
-        
+
         if self.new_input_line and ( len(event.text()) or event.key() in \
            (Qt.Key_Up, Qt.Key_Down, Qt.Key_Left, Qt.Key_Right) ):
             self.on_new_line()
-        
+
         return False
-        
+
     def postprocess_keyevent(self, event):
         """Post-process keypress event:
         in InternalShell, this is method is called when shell is ready"""
         event, text, key, ctrl, shift = restore_keyevent(event)
-        
+
         # Is cursor on the last line? and after prompt?
         if len(text):
             #XXX: Shouldn't it be: `if len(unicode(text).strip(os.linesep))` ?
             if self.has_selected_text():
                 self.check_selection()
             self.restrict_cursor_position(self.current_prompt_pos, 'eof')
-            
+
         cursor_position = self.get_position('cursor')
 
         if key in (Qt.Key_Return, Qt.Key_Enter):
@@ -347,23 +347,23 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             # add and run selection
             else:
                 self.insert_text(self.get_selected_text(), at_end=True)
-            
+
         elif key == Qt.Key_Insert and not shift and not ctrl:
             self.setOverwriteMode(not self.overwriteMode())
-            
+
         elif key == Qt.Key_Delete:
             if self.has_selected_text():
                 self.check_selection()
                 self.remove_selected_text()
             elif self.is_cursor_on_last_line():
                 self.stdkey_clear()
-            
+
         elif key == Qt.Key_Backspace:
             self._key_backspace(cursor_position)
-            
+
         elif key == Qt.Key_Tab:
             self._key_tab()
-            
+
         elif key == Qt.Key_Space and ctrl:
             self._key_ctrl_space()
 
@@ -374,7 +374,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             method = self.extend_selection_to_next if shift \
                      else self.move_cursor_to_next
             method('word' if ctrl else 'character', direction='left')
-                
+
         elif key == Qt.Key_Right:
             if self.is_cursor_at_end():
                 return
@@ -397,7 +397,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
                 self.stdkey_up(shift)
             else:
                 self.browse_history(backward=True)
-                
+
         elif key == Qt.Key_Down:
             if not self.is_cursor_on_last_line():
                 self.set_cursor_position('eof')
@@ -407,7 +407,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
                 self.stdkey_down(shift)
             else:
                 self.browse_history(backward=False)
-            
+
         elif key in (Qt.Key_PageUp, Qt.Key_PageDown):
             #XXX: Find a way to do this programmatically instead of calling
             # widget keyhandler (this won't work if the *event* is coming from
@@ -419,31 +419,31 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
 
         elif key == Qt.Key_Escape:
             self._key_escape()
-                
+
         elif key == Qt.Key_L and ctrl:
             self.clear_terminal()
-            
+
         elif key == Qt.Key_V and ctrl:
             self.paste()
-            
+
         elif key == Qt.Key_X and ctrl:
             self.cut()
-            
+
         elif key == Qt.Key_Z and ctrl:
             self.undo()
-            
+
         elif key == Qt.Key_Y and ctrl:
             self.redo()
-            
+
         elif key == Qt.Key_A and ctrl:
             self.selectAll()
-                
+
         elif key == Qt.Key_Question and not self.has_selected_text():
             self._key_question(text)
-            
+
         elif key == Qt.Key_ParenLeft and not self.has_selected_text():
             self._key_parenleft(text)
-            
+
         elif key == Qt.Key_Period and not self.has_selected_text():
             self._key_period(text)
 
@@ -451,11 +451,11 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             self.hist_wholeline = False
             self.insert_text(text)
             self._key_other(text)
-                
+
         else:
             # Let the parent widget handle the key press event
             ConsoleBaseWidget.keyPressEvent(self, event)
-            
+
                 
     #------ Key handlers
     def _key_enter(self):
@@ -490,7 +490,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
     def _key_period(self, text):
         raise NotImplementedError
 
-        
+
     #------ History Management
     def load_history(self):
         """Load history from a .py file in user home directory"""
@@ -580,7 +580,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             # Insert text at current cursor position
             ConsoleBaseWidget.insert_text(self, text)
 
-            
+
     #------ Re-implemented Qt Methods
     def focusNextPrevChild(self, next):
         """
@@ -590,7 +590,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             return False
         return ConsoleBaseWidget.focusNextPrevChild(self, next)
 
-    
+
     #------ Drag and drop
     def dragEnterEvent(self, event):
         """Drag and Drop - Enter event"""
@@ -616,7 +616,7 @@ class ShellBaseWidget(ConsoleBaseWidget, SaveHistoryMixin,
             event.accept()
         else:
             event.ignore()
-            
+
     def drop_pathlist(self, pathlist):
         """Drop path list"""
         raise NotImplementedError
@@ -635,7 +635,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                    '# *** Spyder Python Console History Log ***',]
     SEPARATOR = '%s##---(%s)---' % (os.linesep*2, time.ctime())
     go_to_error = Signal(str)
-    
+
     def __init__(self, parent, history_filename, profile=False, initial_message=None):
         ShellBaseWidget.__init__(self, parent, history_filename,
                                  profile=profile,
@@ -658,7 +658,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                                     name='Inspect current object',
                                     parent=self)
         return [inspectsc, array_inline, array_table]
-        
+
     def get_shortcut_data(self):
         """
         Returns shortcut data, a list of tuples (shortcut, text, default)
@@ -691,7 +691,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                                      triggered=self.clear_terminal)
         add_actions(self.menu, (self.copy_without_prompts_action,
                     clear_line_action, clear_action))
-          
+
     def contextMenuEvent(self, event):
         """Reimplements ShellBaseWidget method"""
         state = self.has_selected_text()
@@ -708,7 +708,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                 lines[index] = line[4:]
         text = os.linesep.join(lines)
         QApplication.clipboard().setText(text)
-    
+
     
     #------ Key handlers
     def postprocess_keyevent(self, event):
@@ -717,12 +717,12 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
         if QToolTip.isVisible():
             _event, _text, key, _ctrl, _shift = restore_keyevent(event)
             self.hide_tooltip_if_necessary(key)
-                
+
     def _key_other(self, text):
         """1 character key"""
         if self.is_completion_widget_visible():
             self.completion_text += text
-                
+
     def _key_backspace(self, cursor_position):
         """Action for Backspace key"""
         if self.has_selected_text():
@@ -737,7 +737,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                 # Removing only last character because if there was a selection
                 # the completion widget would have been canceled
                 self.completion_text = self.completion_text[:-1]
-                
+
     def _key_tab(self):
         """Action for TAB key"""
         if self.is_cursor_on_last_line():
@@ -746,20 +746,20 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                 self.stdkey_tab()
             else:
                 self.show_code_completion()
-                
+
     def _key_ctrl_space(self):
         """Action for Ctrl+Space"""
         if not self.is_completion_widget_visible():
             self.show_code_completion()
-                
+
     def _key_pageup(self):
         """Action for PageUp key"""
         pass
-    
+
     def _key_pagedown(self):
         """Action for PageDown key"""
         pass
-                
+
     def _key_escape(self):
         """Action for ESCAPE key"""
         if self.is_completion_widget_visible():
@@ -775,7 +775,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
         # In case calltip and completion are shown at the same time:
         if self.is_completion_widget_visible():
             self.completion_text += '?'
-                
+
     def _key_parenleft(self, text):
         """Action for '('"""
         self.hide_completion_widget()
@@ -786,7 +786,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                 self.show_object_info(last_obj, call=True)
                 return
         self.insert_text(text)
-        
+
     def _key_period(self, text):
         """Action for '.'"""
         self.insert_text(text)
@@ -814,7 +814,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
         else:
             # Standard paste
             ShellBaseWidget.paste(self)
-    
+
   
     #------ Code Completion / Calltips        
     # Methods implemented in child class:
@@ -886,7 +886,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
         if last_obj and obj_dir and text.endswith('.'):
             self.show_completion_list(obj_dir)
             return
-        
+
         # Builtins and globals
         if not text.endswith('.') and last_obj \
            and re.match(r'[a-zA-Z_0-9]*$', last_obj):
@@ -897,7 +897,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                     return
             else:
                 return
-        
+
         # Looking for an incomplete completion
         if last_obj is None:
             last_obj = text
@@ -913,7 +913,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
                 self.show_completion_list(completions,
                                           completion_text=completion_text)
                 return
-        
+
         # Looking for ' or ": filename completion
         q_pos = max([text.rfind("'"), text.rfind('"')])
         if q_pos != -1:
@@ -929,7 +929,7 @@ class PythonShellWidget(TracebackLinksMixin, ShellBaseWidget,
         code completion.
         """
         pass
-            
+
     #------ Drag'n Drop
     def drop_pathlist(self, pathlist):
         """Drop path list"""
@@ -953,15 +953,15 @@ class TerminalWidget(ShellBaseWidget):
     INITHISTORY = ['%s *** Spyder Terminal History Log ***' % COM, COM,]
     SEPARATOR = '%s%s ---(%s)---' % (os.linesep*2, COM, time.ctime())
     go_to_error = Signal(str)
-    
+
     def __init__(self, parent, history_filename, profile=False):
         ShellBaseWidget.__init__(self, parent, history_filename, profile)
-        
+
     #------ Key handlers
     def _key_other(self, text):
         """1 character key"""
         pass
-                
+
     def _key_backspace(self, cursor_position):
         """Action for Backspace key"""
         if self.has_selected_text():
@@ -972,32 +972,32 @@ class TerminalWidget(ShellBaseWidget):
             return
         elif self.is_cursor_on_last_line():
             self.stdkey_backspace()
-                
+
     def _key_tab(self):
         """Action for TAB key"""
         if self.is_cursor_on_last_line():
             self.stdkey_tab()
-                
+
     def _key_ctrl_space(self):
         """Action for Ctrl+Space"""
         pass
-                
+
     def _key_escape(self):
         """Action for ESCAPE key"""
         self.clear_line()
-                
+
     def _key_question(self, text):
         """Action for '?'"""
         self.insert_text(text)
-                
+
     def _key_parenleft(self, text):
         """Action for '('"""
         self.insert_text(text)
-        
+
     def _key_period(self, text):
         """Action for '.'"""
         self.insert_text(text)
-            
+
             
     #------ Drag'n Drop
     def drop_pathlist(self, pathlist):

spyder/plugins/editor/plugin.py

@@ -136,7 +136,7 @@ class Editor(SpyderPluginWidget):
         self.editorwindows_to_be_created = []
         self.toolbar_list = None
         self.menu_list = None
-        
+
         # Initialize plugin
         self.initialize_plugin()
         self.options_button.hide()

spyder/plugins/editor/widgets/tests/test_autocolon.py

@@ -39,7 +39,7 @@ def test_no_auto_colon_after_simple_statement():
 def test_auto_colon_after_if_statement():
     editor = construct_editor("if x == 1")
     assert editor.autoinsert_colons() == True
-    
+
 def test_no_auto_colon_if_not_at_end_of_line():
     editor = construct_editor("if x == 1")
     cursor = editor.textCursor()
@@ -75,7 +75,7 @@ def test_no_auto_colon_in_listcomp_over_two_lines():
     editor = construct_editor("ns = [ n for ns in range(10) \n if n < 5 ]")
     assert editor.autoinsert_colons() == False
 
-    
+
 # --- Failing tests
 # -----------------------------------------------------------------------------
 @pytest.mark.xfail
@@ -96,7 +96,7 @@ def test_no_auto_colon_in_listcomp_over_three_lines():
 def test_auto_colon_in_two_if_statements_on_one_line():
     editor = construct_editor("if x < 0: x = 0; if x == 0") 
     assert editor.autoinsert_colons() == True
-    
+
 
 if __name__ == "__main__":
     pytest.main()

spyder/plugins/editor/widgets/tests/test_editor.py

@@ -157,7 +157,7 @@ def test_find_number_matches(setup_editor):
 
 def test_move_current_line_up(editor_bot):
     editor_stack, editor = editor_bot
-        
+
     # Move second line up when nothing is selected.
     editor.go_to_line(2)
     editor.move_line_up()
@@ -166,11 +166,11 @@ def test_move_current_line_up(editor_bot):
                          '\n'
                          'x = 2\n')
     assert editor.toPlainText() == expected_new_text
-    
+
     # Move line up when already at the top.
     editor.move_line_up()
     assert editor.toPlainText() == expected_new_text
-    
+
     # Move fourth line up when part of the line is selected.
     editor.go_to_line(4)    
     editor.moveCursor(QTextCursor.Right, QTextCursor.MoveAnchor)
@@ -186,7 +186,7 @@ def test_move_current_line_up(editor_bot):
 
 def test_move_current_line_down(editor_bot):
     editor_stack, editor = editor_bot
-        
+
     # Move fourth line down when nothing is selected.
     editor.go_to_line(4)
     editor.move_line_down()
@@ -196,11 +196,11 @@ def test_move_current_line_down(editor_bot):
                          '\n'
                          'x = 2')
     assert editor.toPlainText() == expected_new_text
-    
+
     # Move line down when already at the bottom.
     editor.move_line_down()
     assert editor.toPlainText() == expected_new_text
-        
+
     # Move first line down when part of the line is selected.
     editor.go_to_line(1)
     editor.moveCursor(QTextCursor.Right, QTextCursor.MoveAnchor)
@@ -213,11 +213,11 @@ def test_move_current_line_down(editor_bot):
                          '\n'
                          'x = 2')
     assert editor.toPlainText() == expected_new_text
-    
+
 
 def test_move_multiple_lines_up(editor_bot):
     editor_stack, editor = editor_bot
-    
+
     # Move second and third lines up.
     editor.go_to_line(2)
     cursor = editor.textCursor()
@@ -225,13 +225,13 @@ def test_move_multiple_lines_up(editor_bot):
     cursor.movePosition(QTextCursor.Right, QTextCursor.KeepAnchor)
     editor.setTextCursor(cursor)
     editor.move_line_up()
-    
+
     expected_new_text = ('print(a)\n'
                          '\n'
                          'a = 1\n'
                          'x = 2\n')
     assert editor.toPlainText() == expected_new_text     
- 
+
     # Move first and second lines up (to test already at top condition).
     editor.move_line_up()
     assert editor.toPlainText() == expected_new_text
@@ -239,7 +239,7 @@ def test_move_multiple_lines_up(editor_bot):
 
 def test_move_multiple_lines_down(editor_bot):
     editor_stack, editor = editor_bot
-    
+
     # Move third and fourth lines down.
     editor.go_to_line(3)
     cursor = editor.textCursor()
@@ -247,19 +247,19 @@ def test_move_multiple_lines_down(editor_bot):
     cursor.movePosition(QTextCursor.Right, QTextCursor.KeepAnchor)
     editor.setTextCursor(cursor)
     editor.move_line_down()
-    
+
     expected_new_text = ('a = 1\n'
                          'print(a)\n'
                          '\n'
                          '\n'
                          'x = 2')
     assert editor.toPlainText() == expected_new_text
-    
+
     # Move fourht and fifth lines down (to test already at bottom condition).
     editor.move_line_down()
     assert editor.toPlainText() == expected_new_text
 
-    
+
 def test_run_top_line(editor_bot, qtbot):
     editor_stack, editor = editor_bot
     editor.go_to_line(1) # line number is one based

spyder/plugins/explorer/widgets.py

@@ -162,7 +162,7 @@ class DirView(QTreeView):
         self._scrollbar_positions = None
         self.setSelectionMode(self.ExtendedSelection)
         self.shortcuts = self.create_shortcuts()
-                
+
     #---- Model
     def setup_fs_model(self):
         """Setup filesystem model"""
@@ -170,11 +170,11 @@ class DirView(QTreeView):
         self.fsmodel = QFileSystemModel(self)
         self.fsmodel.setFilter(filters)
         self.fsmodel.setNameFilterDisables(False)
-        
+
     def install_model(self):
         """Install filesystem model"""
         self.setModel(self.fsmodel)
-        
+
     def setup_view(self):
         """Setup view"""
         self.install_model()
@@ -198,23 +198,23 @@ class DirView(QTreeView):
         """Set name filters"""
         self.name_filters = name_filters
         self.fsmodel.setNameFilters(name_filters)
-        
+
     def set_show_all(self, state):
         """Toggle 'show all files' state"""
         if state:
             self.fsmodel.setNameFilters([])
         else:
             self.fsmodel.setNameFilters(self.name_filters)
-            
+
     def get_filename(self, index):
         """Return filename associated with *index*"""
         if index:
             return osp.normpath(to_text_string(self.fsmodel.filePath(index)))
-        
+
     def get_index(self, filename):
         """Return index associated with filename"""
         return self.fsmodel.index(filename)
-        
+
     def get_selected_filenames(self):
         """Return selected filenames"""
         if self.selectionMode() == self.ExtendedSelection:
@@ -224,7 +224,7 @@ class DirView(QTreeView):
                     self.selectionModel().selectedRows()]
         else:
             return [self.get_filename(self.currentIndex())]
-            
+
     def get_dirname(self, index):
         """Return dirname associated with *index*"""
         fname = self.get_filename(index)
@@ -233,7 +233,7 @@ class DirView(QTreeView):
                 return fname
             else:
                 return osp.dirname(fname)
-        
+
     #---- Tree view widget
     def setup(self, name_filters=['*.py', '*.pyw'], show_all=False,
               single_click_to_open=False):
@@ -243,7 +243,7 @@ class DirView(QTreeView):
         self.set_name_filters(name_filters)
         self.show_all = show_all
         self.single_click_to_open = single_click_to_open
-        
+
         # Setup context menu
         self.menu = QMenu(self)
         self.common_actions = self.setup_common_actions()
@@ -252,7 +252,7 @@ class DirView(QTreeView):
         """Reset file system model icon provider
         The purpose of this is to refresh files/directories icons"""
         self.fsmodel.setIconProvider(IconProvider(self))
-        
+
     #---- Context menu
     def setup_common_actions(self):
         """Setup context menu common actions"""
@@ -293,7 +293,7 @@ class DirView(QTreeView):
         self.parent_widget.sig_option_changed.emit('show_all', checked)
         self.show_all = checked
         self.set_show_all(checked)
-        
+
     def create_file_new_actions(self, fnames):
         """Return actions for submenu 'New...'"""
         if not fnames:
@@ -316,7 +316,7 @@ class DirView(QTreeView):
                                          self.new_package(fnames[-1]))
         return [new_file_act, new_folder_act, None,
                 new_module_act, new_package_act]
-        
+
     def create_file_import_actions(self, fnames):
         """Return actions for submenu 'Import...'"""
         return []
@@ -365,13 +365,13 @@ class DirView(QTreeView):
             create_action(self, _("Copy Relative Path"), QKeySequence(
                 get_shortcut('explorer', 'copy relative path')),
                           triggered=self.copy_relative_path))
-        
+
         actions = []
         if only_modules:
             actions.append(run_action)
         if only_valid and only_files:
             actions.append(edit_action)
-        
+
         if sys.platform == 'darwin':
             text=_("Show in Finder")
         else:
@@ -424,7 +424,7 @@ class DirView(QTreeView):
                                self.open_interpreter(fnames))
         actions.append(action)
         return actions
-        
+
     def create_context_menu_actions(self):
         """Create context menu actions"""
         actions = []
@@ -459,7 +459,7 @@ class DirView(QTreeView):
         """Update context menu"""
         self.menu.clear()
         add_actions(self.menu, self.create_context_menu_actions())
-    
+
     #---- Events
     def viewportEvent(self, event):
         """Reimplement Qt method"""
@@ -474,9 +474,9 @@ class DirView(QTreeView):
         #
         # Apparently, this is a bug from Qt itself.
         self.executeDelayedItemsLayout()
-        
+
         return QTreeView.viewportEvent(self, event)        
-                
+
     def contextMenuEvent(self, event):
         """Override Qt method"""
         # Needed to handle not initialized menu.
@@ -520,11 +520,11 @@ class DirView(QTreeView):
                 self.directory_clicked(fname)
             else:
                 self.open([fname])
-                
+
     def directory_clicked(self, dirname):
         """Directory was just clicked"""
         pass
-        
+
     #---- Drag
     def dragEnterEvent(self, event):
         """Drag and Drop - Enter event"""
@@ -537,7 +537,7 @@ class DirView(QTreeView):
             event.accept()
         else:
             event.ignore()
-            
+
     def startDrag(self, dropActions):
         """Reimplement Qt Method - handle drag event"""
         data = QMimeData()
@@ -545,7 +545,7 @@ class DirView(QTreeView):
         drag = QDrag(self)
         drag.setMimeData(data)
         drag.exec_()
-        
+
     #---- File/Directory actions
     @Slot()
     def open(self, fnames=None):
@@ -557,7 +557,7 @@ class DirView(QTreeView):
                 self.parent_widget.sig_open_file.emit(fname)
             else:
                 self.open_outside_spyder([fname])
-                
+
     @Slot()
     def open_external(self, fnames=None):
         """Open files with default application"""
@@ -565,7 +565,7 @@ class DirView(QTreeView):
             fnames = self.get_selected_filenames()
         for fname in fnames:
             self.open_outside_spyder([fname])
-        
+
     def open_outside_spyder(self, fnames):
         """Open file outside Spyder with the appropriate application
         If this does not work, opening unknown file in Spyder, as text file"""
@@ -587,7 +587,7 @@ class DirView(QTreeView):
             fnames = self.get_selected_filenames()
         for fname in fnames:
             self.sig_run.emit(fname)
-    
+
     def remove_tree(self, dirname):
         """Remove whole directory tree
         Reimplemented in project explorer widget"""
@@ -600,7 +600,7 @@ class DirView(QTreeView):
                 if type(e).__name__ == "OSError":
                     error_path = to_text_string(e.filename)
                     shutil.rmtree(error_path, ignore_errors=True)
-    
+
     def delete_file(self, fname, multiple, yes_to_all):
         """Delete file"""
         if multiple:
@@ -657,7 +657,7 @@ class DirView(QTreeView):
                 if yes_to_all is not None and not yes_to_all:
                     # Canceled
                     break
-                
+
     def convert_notebook(self, fname):
         """Convert an IPython notebook to a Python script in editor"""
         try: 
@@ -754,7 +754,7 @@ class DirView(QTreeView):
                                      _("<b>Unable to move <i>%s</i></b>"
                                        "<br><br>Error message:<br>%s"
                                        ) % (basename, to_text_string(error)))
-        
+
     def create_new_folder(self, current_path, title, subtitle, is_package):
         """Create new folder"""
         if current_path is None:
@@ -793,13 +793,13 @@ class DirView(QTreeView):
         title = _('New folder')
         subtitle = _('Folder name:')
         self.create_new_folder(basedir, title, subtitle, is_package=False)
-    
+
     def new_package(self, basedir):
         """New package"""
         title = _('New package')
         subtitle = _('Package name:')
         self.create_new_folder(basedir, title, subtitle, is_package=True)
-    
+
     def create_new_file(self, current_path, title, filters, create_func):
         """Create new file
         Returns True if successful"""
@@ -834,7 +834,7 @@ class DirView(QTreeView):
         fname = self.create_new_file(basedir, title, filters, create_func)
         if fname is not None:
             self.open([fname])
-    
+
     def new_module(self, basedir):
         """New module"""
         title = _("New module")
@@ -1042,36 +1042,36 @@ class DirView(QTreeView):
             QMessageBox.critical(self, _("Error"),
                 _("""<b>Unable to find external program.</b><br><br>%s""")
                     % to_text_string(msg))
-        
+
     #----- Settings
     def get_scrollbar_position(self):
         """Return scrollbar positions"""
         return (self.horizontalScrollBar().value(),
                 self.verticalScrollBar().value())
-        
+
     def set_scrollbar_position(self, position):
         """Set scrollbar positions"""
         # Scrollbars will be restored after the expanded state
         self._scrollbar_positions = position
         if self._to_be_loaded is not None and len(self._to_be_loaded) == 0:
             self.restore_scrollbar_positions()
-            
+
     def restore_scrollbar_positions(self):
         """Restore scrollbar positions once tree is loaded"""
         hor, ver = self._scrollbar_positions
         self.horizontalScrollBar().setValue(hor)
         self.verticalScrollBar().setValue(ver)
-        
+
     def get_expanded_state(self):
         """Return expanded state"""
         self.save_expanded_state()
         return self.__expanded_state
-    
+
     def set_expanded_state(self, state):
         """Set expanded state"""
         self.__expanded_state = state
         self.restore_expanded_state()
-    
+
     def save_expanded_state(self):
         """Save all items expanded state"""
         model = self.model()
@@ -1099,7 +1099,7 @@ class DirView(QTreeView):
                 self.setExpanded(self.get_index(path), True)
         if not self.__expanded_state:
             self.fsmodel.directoryLoaded.disconnect(self.restore_directory_state)
-                
+
     def follow_directories_loaded(self, fname):
         """Follow directories loaded during startup"""
         if self._to_be_loaded is None:
@@ -1123,7 +1123,7 @@ class DirView(QTreeView):
                                                   self.restore_directory_state)
                 self.fsmodel.directoryLoaded.connect(
                                                 self.follow_directories_loaded)
-                
+
     def filter_directories(self):
         """Filter the directories to show"""
         index = self.get_index('.spyproject')
@@ -1137,7 +1137,7 @@ class ProxyModel(QSortFilterProxyModel):
         self.root_path = None
         self.path_list = []
         self.setDynamicSortFilter(True)
-        
+
     def setup_filter(self, root_path, path_list):
         """Setup proxy model filter parameters"""
         self.root_path = osp.normpath(to_text_string(root_path))
@@ -1180,18 +1180,18 @@ class FilteredDirView(DirView):
         self.proxymodel = None
         self.setup_proxy_model()
         self.root_path = None
-        
+
     #---- Model
     def setup_proxy_model(self):
         """Setup proxy model"""
         self.proxymodel = ProxyModel(self)
         self.proxymodel.setSourceModel(self.fsmodel)
-        
+
     def install_model(self):
         """Install proxy model"""
         if self.root_path is not None:
             self.setModel(self.proxymodel)
-        
+
     def set_root_path(self, root_path):
         """Set root path"""
         self.root_path = root_path
@@ -1199,20 +1199,20 @@ class FilteredDirView(DirView):
         index = self.fsmodel.setRootPath(root_path)
         self.proxymodel.setup_filter(self.root_path, [])
         self.setRootIndex(self.proxymodel.mapFromSource(index))
-        
+
     def get_index(self, filename):
         """Return index associated with filename"""
         index = self.fsmodel.index(filename)
         if index.isValid() and index.model() is self.fsmodel:
             return self.proxymodel.mapFromSource(index)
-        
+
     def set_folder_names(self, folder_names):
         """Set folder names"""
         assert self.root_path is not None
         path_list = [osp.join(self.root_path, dirname)
                      for dirname in folder_names]
         self.proxymodel.setup_filter(self.root_path, path_list)
-        
+
     def get_filename(self, index):
         """Return filename from index"""
         if index:
@@ -1236,7 +1236,7 @@ class ExplorerTreeWidget(DirView):
     set_previous_enabled = Signal(bool)
     set_next_enabled = Signal(bool)
     sig_open_dir = Signal(str)
-    
+
     def __init__(self, parent=None, show_cd_only=None):
         DirView.__init__(self, parent)
 
@@ -1249,7 +1249,7 @@ class ExplorerTreeWidget(DirView):
 
         self.menu = None
         self.common_actions = None
-        
+
         # Enable drag events
         self.setDragEnabled(True)
 
@@ -1281,7 +1281,7 @@ class ExplorerTreeWidget(DirView):
                 self.set_current_folder(self.__last_folder)
         elif self.__original_root_index is not None:
             self.setRootIndex(self.__original_root_index)
-        
+
     #---- Refreshing widget
     def set_current_folder(self, folder):
         """Set current folder and return associated model index"""
@@ -1292,7 +1292,7 @@ class ExplorerTreeWidget(DirView):
                 self.__original_root_index = self.rootIndex()
             self.setRootIndex(index)
         return index
-        
+
     def get_current_folder(self):
         return self.__last_folder
 
@@ -1311,12 +1311,12 @@ class ExplorerTreeWidget(DirView):
                                    self.histindex < len(self.history)-1)
         # Disable the view of .spyproject. 
         self.filter_directories()
-            
+
     #---- Events
     def directory_clicked(self, dirname):
         """Directory was just clicked"""
         self.chdir(directory=dirname)
-        
+
     #---- Files/Directories Actions
     @Slot()
     def go_to_parent_directory(self):
@@ -1334,7 +1334,7 @@ class ExplorerTreeWidget(DirView):
         """Return to next directory"""
         self.histindex += 1
         self.chdir(browsing_history=True)
-        
+
     def update_history(self, directory):
         """Update browse history"""
         try:
@@ -1344,7 +1344,7 @@ class ExplorerTreeWidget(DirView):
         except Exception:
             user_directory = get_home_dir()
             self.chdir(directory=user_directory, browsing_history=True)
-        
+
     def chdir(self, directory=None, browsing_history=False):
         """Set directory as working directory"""
         if directory is not None:
@@ -1485,7 +1485,7 @@ class FileExplorerTest(QWidget):
         else:
             self.directory = osp.dirname(osp.abspath(__file__))
         vlayout.addWidget(self.explorer)
-        
+
         hlayout1 = QHBoxLayout()
         vlayout.addLayout(hlayout1)
         label = QLabel("<b>Open file:</b>")
@@ -1494,7 +1494,7 @@ class FileExplorerTest(QWidget):
         self.label1 = QLabel()
         hlayout1.addWidget(self.label1)
         self.explorer.sig_open_file.connect(self.label1.setText)
-        
+
         hlayout2 = QHBoxLayout()
         vlayout.addLayout(hlayout2)
         label = QLabel("<b>Open dir:</b>")
@@ -1503,7 +1503,7 @@ class FileExplorerTest(QWidget):
         self.label2 = QLabel()
         hlayout2.addWidget(self.label2)
         self.explorer.open_dir.connect(self.label2.setText)
-        
+
         hlayout3 = QHBoxLayout()
         vlayout.addLayout(hlayout3)
         label = QLabel("<b>Option changed:</b>")

spyder/plugins/help/utils/js/jquery.js

@@ -3645,7 +3645,7 @@ if ( !jQuery.support.submitBubbles ) {
 			});
 			// return undefined since we don't need an event listener
 		},
-		
+
 		postDispatch: function( event ) {
 			// If form was submitted by the user, bubble the event up the tree
 			if ( event._submit_bubble ) {

spyder/plugins/help/utils/js/math_config.js

@@ -30,7 +30,7 @@ $(document).ready(function () {
         "SVG": {
             blacker: 1
         },
-        
+
         {% if platform == 'win32' %}
         // Change math preview size so that it doesn't look too big while
         // redendered
@@ -42,7 +42,7 @@ $(document).ready(function () {
         }
         {% endif %}
     });
-    
+
     // MathJax Hooks
     // -------------
     // Put here any code that needs to be evaluated after MathJax has been
@@ -51,7 +51,7 @@ $(document).ready(function () {
         // Eliminate unnecessary margin-bottom for inline math
         $('span.math svg').css('margin-bottom', '0px');
     });
-    
+
     {% if platform == 'win32' %}
     // Windows fix
     // -----------

spyder/plugins/help/utils/js/utils.js

@@ -15,7 +15,7 @@ $(document).ready(function () {
     // Remove anchor header links.
     // They're used by Sphinx to create crossrefs, so we don't need them
     $('a.headerlink').remove();
-    
+
     // If the first child in the docstring div is a section, change its class
     // to title. This means that the docstring has a real title and we need
     // to use it.
@@ -24,7 +24,7 @@ $(document).ready(function () {
     if( first_doc_child.is('div.section') && $('div.title').length == 0 ) {
         first_doc_child.removeClass('section').addClass('title');
     };
-    
+
     // Change docstring headers from h1 to h2
     // It can only be an h1 and that's the page title
     // Taken from http://forum.jquery.com/topic/how-to-replace-h1-h2

spyder/plugins/help/utils/sphinxify.py

@@ -95,7 +95,7 @@ def generate_context(name='', argspec='', note='', math=False, collapse=False,
                      img_path='', css_path=CSS_PATH):
     """
     Generate the html_context dictionary for our Sphinx conf file.
-    
+
     This is a set of variables to be passed to the Jinja template engine and
     that are used to control how the webpage is rendered in connection with
     Sphinx
@@ -142,7 +142,7 @@ def generate_context(name='', argspec='', note='', math=False, collapse=False,
       'right_sphinx_version': '' if sphinx.__version__ < "1.1" else 'true',
       'platform': sys.platform
     }
-    
+
     return context
 
 
@@ -183,7 +183,7 @@ def sphinxify(docstring, context, buildername='html'):
     # docstrings
     if context['right_sphinx_version'] and context['math_on']:
         docstring = docstring.replace('\\\\', '\\\\\\\\')
-    
+
     # Add a class to several characters on the argspec. This way we can
     # highlight them using css, in a similar way to what IPython does.
     # NOTE: Before doing this, we escape common html chars so that they
@@ -197,7 +197,7 @@ def sphinxify(docstring, context, buildername='html'):
     doc_file = codecs.open(rst_name, 'w', encoding='utf-8')
     doc_file.write(docstring)
     doc_file.close()
-    
+
     temp_confdir = False
     if temp_confdir:
         # TODO: This may be inefficient. Find a faster way to do it.
@@ -248,14 +248,14 @@ def generate_configuration(directory):
     directory : str
         Base directory to use
     """
-    
+
     # conf.py file for Sphinx
     conf = osp.join(get_module_source_path('spyder.plugins.help.utils'),
                     'conf.py')
 
     # Docstring layout page (in Jinja):
     layout = osp.join(osp.join(CONFDIR_PATH, 'templates'), 'layout.html')
-    
+
     os.makedirs(osp.join(directory, 'templates'))
     os.makedirs(osp.join(directory, 'static'))
     shutil.copy(conf, directory)

spyder/plugins/help/utils/templates/layout.html

@@ -23,7 +23,7 @@
     <link rel="stylesheet" href="file:///{{css_path}}/default.css" type="text/css" />
     <link rel="stylesheet" href="file:///{{css_path}}/pygments.css" type="text/css" />
     <script type="text/javascript" src="file:///{{jquery_path}}/jquery.js"></script>
-    
+
     {% if right_sphinx_version and math_on %}
     {# DON'T try to load MathJax from the net. It's slow and sometimes gives
        errors. See this thread for more info:
@@ -73,7 +73,7 @@
     {% endif %}
 
     {% endif %}
-    
+
     {# Docstring text #}
     <div class="docstring">
         {% block body %}{% endblock %}

spyder/plugins/io_hdf5/plugin.py

@@ -40,7 +40,7 @@ try:
     import imp
     imp.find_module('h5py')
     import numpy as np
-    
+
     def load_hdf5(filename):
         import h5py
         def get_group(group):
@@ -53,7 +53,7 @@ try:
                     contents[name] = get_group(obj)
                 # other objects such as links are ignored
             return contents
-            
+
         try:
             f = h5py.File(filename, 'r')
             contents = get_group(f)
@@ -61,7 +61,7 @@ try:
             return contents, None
         except Exception as error:
             return None, str(error)
-            
+
     def save_hdf5(data, filename):
         import h5py
         try:

spyder/plugins/ipythonconsole/plugin.py

@@ -231,16 +231,16 @@ class IPythonConsole(SpyderPluginWidget):
                     self.create_new_client(give_focus=True)
         else:
             self.dockwidget.hide()
-    
+
     #------ SpyderPluginWidget API --------------------------------------------
     def get_plugin_title(self):
         """Return widget title"""
         return _('IPython console')
-    
+
     def get_plugin_icon(self):
         """Return widget icon"""
         return ima.icon('ipython_console')
-    
+
     def get_focus_widget(self):
         """
         Return the widget to give focus to when
@@ -361,11 +361,11 @@ class IPythonConsole(SpyderPluginWidget):
                _("Connect to an existing kernel"), None, None,
                _("Open a new IPython console connected to an existing kernel"),
                triggered=self.create_client_for_kernel)
-        
+
         rename_tab_action = create_action(self, _("Rename tab"),
                                        icon=ima.icon('rename'),
                                        triggered=self.tab_name_editor)
-        
+
         # Add the action to the 'Consoles' menu on the main window
         main_consoles_menu = self.main.consoles_menu_actions
         main_consoles_menu.insert(0, create_client_action)
@@ -420,7 +420,7 @@ class IPythonConsole(SpyderPluginWidget):
         for client in self.get_clients():
             if widget is client or widget is client.get_control():
                 return client
-    
+
     def get_current_client(self):
         """Return the currently selected client"""
         client = self.tabwidget.currentWidget()
@@ -920,13 +920,13 @@ class IPythonConsole(SpyderPluginWidget):
             self.main.historylog.add_history(client.history_filename)
             client.append_to_history.connect(
                 self.main.historylog.append_to_history)
-        
+
         # Set font for client
         client.set_font( self.get_plugin_font() )
-        
+
         # Connect focus signal to client's control widget
         control.focus_changed.connect(lambda: self.focus_changed.emit())
-        
+
         shellwidget.sig_change_cwd.connect(self.set_working_directory)
 
         # Update the find widget if focus changes between control and
@@ -1254,7 +1254,7 @@ class IPythonConsole(SpyderPluginWidget):
         self.activateWindow()
         widget.get_control().setFocus()
         self.update_tabs_text()
-        
+
     def move_tab(self, index_from, index_to):
         """
         Move tab (tabs themselves have already been moved by the tabwidget)
@@ -1423,7 +1423,7 @@ class IPythonConsole(SpyderPluginWidget):
                 new_slave_ord = ord(cl.id_['str_id'])
                 if new_slave_ord > slave_ord:
                     slave_ord = new_slave_ord
-        
+
         # If we couldn't find a client with the same connection file,
         # it means this is a new master client
         if master_id is None:

spyder/plugins/onlinehelp/widgets.py

@@ -25,13 +25,13 @@ from spyder.widgets.browser import WebBrowser
 class PydocServer(QThread):
     """Pydoc server"""
     server_started = Signal()
-    
+
     def __init__(self, port=7464):
         QThread.__init__(self)
         self.port = port
         self.server = None
         self.complete = False
-        
+
     def run(self):
         import pydoc
         if PY3:
@@ -51,10 +51,10 @@ class PydocServer(QThread):
     def callback(self, server):
         self.server = server
         self.server_started.emit()
-        
+
     def completer(self):
         self.complete = True
-        
+
     def quit_server(self):
         if PY3:
             # Python 3
@@ -71,35 +71,35 @@ class PydocBrowser(WebBrowser):
     pydoc widget
     """
     DEFAULT_PORT = 30128
-    
+
     def __init__(self, parent, options_button=None):
         WebBrowser.__init__(self, parent, options_button=options_button)
         self.server = None
         self.port = None
-        
+
     def initialize(self):
         """Start pydoc server"""
         QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
         QApplication.processEvents()
         self.start_server()
         # Initializing continues in `initialize_continued` method...
-    
+
     def initialize_continued(self):
         """Load home page"""
         self.go_home()
         QApplication.restoreOverrideCursor()
-        
+
     def is_server_running(self):
         """Return True if pydoc server is already running"""
         return self.server is not None
-        
+
     def closeEvent(self, event):
         if self.is_server_running():
             self.server.quit_server()
 #        while not self.server.complete: #XXX Is it really necessary?
 #            pass
         event.accept()
-        
+
     #------ Public API -----------------------------------------------------
     def start_server(self):
         """Start pydoc server"""
@@ -117,18 +117,18 @@ class PydocBrowser(WebBrowser):
     def get_label(self):
         """Return address label text"""
         return _("Module or package:")
-    
+
     def reload(self):
         """Reload page"""
         self.start_server()
         WebBrowser.reload(self)
-        
+
     def text_to_url(self, text):
         """Convert text address into QUrl object"""
         if text.startswith('/'):
             text = text[1:]
         return QUrl(self.home_url.toString()+text+'.html')
-    
+
     def url_to_text(self, url):
         """Convert QUrl object to displayed text in combo box"""
         return osp.splitext(to_text_string(url.path()))[0][1:]

spyder/plugins/outlineexplorer/languages.py

@@ -25,9 +25,9 @@ class PythonCFM(object):
         match = re.match(r'[\ ]*%s ([a-zA-Z0-9_]*)[\ ]*[\(|\:]' % statmt, text)
         if match is not None:
             return match.group(1)
-        
+
     def get_function_name(self, text):
         return self.__get_name('def', text)
-    
+
     def get_class_name(self, text):
         return self.__get_name('class', text)

spyder/plugins/profiler/widgets/profilergui.py

@@ -66,13 +66,13 @@ class ProfilerWidget(QWidget):
     DATAPATH = get_conf_path('profiler.results')
     VERSION = '0.0.1'
     redirect_stdio = Signal(bool)
-    
+
     def __init__(self, parent, max_entries=100, options_button=None,
                  text_color=None):
         QWidget.__init__(self, parent)
-        
+
         self.setWindowTitle("Profiler")
-        
+
         self.output = None
         self.error_output = None
 
@@ -81,9 +81,9 @@ class ProfilerWidget(QWidget):
         self._last_wdir = None
         self._last_args = None
         self._last_pythonpath = None
-        
+
         self.filecombo = PythonModulesComboBox(self)
-        
+
         self.start_button = create_toolbutton(self, icon=ima.icon('run'),
                                     text=_("Profile"),
                                     tip=_("Run profiler"),
@@ -123,7 +123,7 @@ class ProfilerWidget(QWidget):
                                                triggered=lambda dD:
                                                self.datatree.change_view(1),
                                                tip=_('Expand one level down'))
-                                
+
         self.save_button = create_toolbutton(self, text_beside_icon=True,
                                              text=_("Save data"),
                                              icon=ima.icon('filesave'),
@@ -157,13 +157,13 @@ class ProfilerWidget(QWidget):
         hlayout2.addWidget(self.save_button)
         hlayout2.addWidget(self.load_button)
         hlayout2.addWidget(self.clear_button)
-        
+
         layout = QVBoxLayout()
         layout.addLayout(hlayout1)
         layout.addLayout(hlayout2)
         layout.addWidget(self.datatree)
         self.setLayout(layout)
-        
+
         self.process = None
         self.set_running_state(False)
         self.start_button.setEnabled(False)
@@ -182,7 +182,7 @@ class ProfilerWidget(QWidget):
             self.datelabel.setText(text)
         else:
             pass # self.show_data()
-            
+
     def save_data(self):
         """Save data"""
         title = _( "Save profiler result")
@@ -191,7 +191,7 @@ class ProfilerWidget(QWidget):
                 _("Profiler result")+" (*.Result)")
         if filename:
             self.datatree.save_data(filename)
-            
+
     def compare(self):
         filename, _selfilter = getopenfilename(
                 self, _("Select script to compare"),
@@ -223,7 +223,7 @@ class ProfilerWidget(QWidget):
             if wdir is None:
                 wdir = osp.dirname(filename)
             self.start(wdir, args, pythonpath)
-            
+
     def select_file(self):
         self.redirect_stdio.emit(False)
         filename, _selfilter = getopenfilename(
@@ -232,12 +232,12 @@ class ProfilerWidget(QWidget):
         self.redirect_stdio.emit(True)
         if filename:
             self.analyze(filename)
-        
+
     def show_log(self):
         if self.output:
             TextEditor(self.output, title=_("Profiler output"),
                        readonly=True, size=(700, 500), parent=self).exec_()
-    
+
     def show_errorlog(self):
         if self.error_output:
             TextEditor(self.error_output, title=_("Profiler output"),
@@ -258,9 +258,9 @@ class ProfilerWidget(QWidget):
         self._last_wdir = wdir
         self._last_args = args
         self._last_pythonpath = pythonpath
-        
+
         self.datelabel.setText(_('Profiling, please wait...'))
-        
+
         self.process = QProcess(self)
         self.process.setProcessChannelMode(QProcess.SeparateChannels)
         self.process.setWorkingDirectory(wdir)
@@ -280,11 +280,11 @@ class ProfilerWidget(QWidget):
                 envName, separator, envValue = envItem.partition('=')
                 processEnvironment.insert(envName, envValue)
             self.process.setProcessEnvironment(processEnvironment)
-        
+
         self.output = ''
         self.error_output = ''
         self.stopped = False
-        
+
         p_args = ['-m', 'cProfile', '-o', self.DATAPATH]
         if os.name == 'nt':
             # On Windows, one has to replace backslashes by slashes to avoid 
@@ -300,7 +300,7 @@ class ProfilerWidget(QWidget):
             # py2exe distribution
             executable = "python.exe"
         self.process.start(executable, p_args)
-        
+
         running = self.process.waitForStarted()
         self.set_running_state(running)
         if not running:
@@ -315,7 +315,7 @@ class ProfilerWidget(QWidget):
     def set_running_state(self, state=True):
         self.start_button.setEnabled(not state)
         self.stop_button.setEnabled(state)
-        
+
     def read_output(self, error=False):
         if error:
             self.process.setReadChannel(QProcess.StandardError)
@@ -332,7 +332,7 @@ class ProfilerWidget(QWidget):
             self.error_output += text
         else:
             self.output += text
-        
+
     def finished(self, exit_code, exit_status):
         self.set_running_state(False)
         self.show_errorlog()  # If errors occurred, show them.
@@ -340,13 +340,13 @@ class ProfilerWidget(QWidget):
         # FIXME: figure out if show_data should be called here or
         #        as a signal from the combobox
         self.show_data(justanalyzed=True)
-                
+
     def kill_if_running(self):
         if self.process is not None:
             if self.process.state() == QProcess.Running:
                 self.process.kill()
                 self.process.waitForFinished()
-        
+
     def show_data(self, justanalyzed=False):
         if not justanalyzed:
             self.output = None
@@ -405,7 +405,7 @@ def gettime_s(text):
 class TreeWidgetItem( QTreeWidgetItem ):
     def __init__(self, parent=None):
         QTreeWidgetItem.__init__(self, parent)
-    
+
     def __lt__(self, otherItem):
         column = self.treeWidget().sortColumn()
         try:
@@ -414,7 +414,7 @@ class TreeWidgetItem( QTreeWidgetItem ):
                 t1 = gettime_s(otherItem.text(column))
                 if t0 is not None and t1 is not None:
                     return t0 > t1
-            
+
             return float( self.text(column) ) > float( otherItem.text(column) )
         except ValueError:
             return self.text(column) > otherItem.text(column)
@@ -468,7 +468,7 @@ class ProfilerDataTree(QTreeWidget):
     def set_item_data(self, item, filename, line_number):
         """Set tree item user data: filename (string) and line_number (int)"""
         set_item_user_text(item, '%s%s%d' % (filename, self.SEP, line_number))
-    
+
     def get_item_data(self, item):
         """Get tree item user data: (filename, line_number)"""
         filename, line_number_str = get_item_user_text(item).split(self.SEP)
@@ -490,7 +490,7 @@ class ProfilerDataTree(QTreeWidget):
         except (OSError, IOError):
             return
         self.profdata = stats_indi[0]
-        
+
         if self.compare_file is not None:
             try:
                 stats_indi.append(pstats.Stats(self.compare_file))
@@ -504,15 +504,15 @@ class ProfilerDataTree(QTreeWidget):
         self.profdata.calc_callees()
         self.stats1 = stats_indi
         self.stats = stats_indi[0].stats
-        
+
     def compare(self,filename):
         self.hide_diff_cols(False)
         self.compare_file = filename
-        
+
     def hide_diff_cols(self, hide):
         for i in (2,4,6):
             self.setColumnHidden(i, hide)
-    
+
     def save_data(self, filename):
         """"""
         self.stats1[0].dump_stats(filename)
@@ -526,7 +526,7 @@ class ProfilerDataTree(QTreeWidget):
                 # This skips the profiler function at the top of the list
                 # it does only occur in Python 3
                 return func
-    
+
     def find_callees(self, parent):
         """Find all functions called by (parent) function."""
         # FIXME: This implementation is very inneficient, because it
@@ -657,7 +657,7 @@ class ProfilerDataTree(QTreeWidget):
                                        '(including sub-functions)'))
             child_item.setData(1, Qt.DisplayRole, cum_time)
             child_item.setTextAlignment(1, Qt.AlignRight)
-            
+
             child_item.setData(2, Qt.DisplayRole, cum_time_dif[0])
             child_item.setForeground(2, QColor(cum_time_dif[1]))
             child_item.setTextAlignment(2, Qt.AlignLeft)
@@ -667,7 +667,7 @@ class ProfilerDataTree(QTreeWidget):
 
             child_item.setData(3, Qt.DisplayRole, loc_time)
             child_item.setTextAlignment(3, Qt.AlignRight)
-            
+
             child_item.setData(4, Qt.DisplayRole, loc_time_dif[0])
             child_item.setForeground(4, QColor(loc_time_dif[1]))
             child_item.setTextAlignment(4, Qt.AlignLeft)
@@ -677,7 +677,7 @@ class ProfilerDataTree(QTreeWidget):
 
             child_item.setData(5, Qt.DisplayRole, total_calls)
             child_item.setTextAlignment(5, Qt.AlignRight)
-            
+
             child_item.setData(6, Qt.DisplayRole, total_calls_dif[0])
             child_item.setForeground(6, QColor(total_calls_dif[1]))
             child_item.setTextAlignment(6, Qt.AlignLeft)
@@ -697,16 +697,16 @@ class ProfilerDataTree(QTreeWidget):
                     child_item.setChildIndicatorPolicy(child_item.ShowIndicator)
                     self.items_to_be_shown[id(child_item)] = callees
             self.item_depth -= 1
-        
+
     def item_activated(self, item):
         filename, line_number = self.get_item_data(item)
         self.sig_edit_goto.emit(filename, line_number, '')
-            
+
     def item_expanded(self, item):
         if item.childCount() == 0 and id(item) in self.items_to_be_shown:
             callees = self.items_to_be_shown[id(item)]
             self.populate_tree(item, callees)
-    
+
     def is_recursive(self, child_item):
         """Returns True is a function is a descendant of itself."""
         ancestor = child_item.parent()
@@ -720,11 +720,11 @@ class ProfilerDataTree(QTreeWidget):
             else:
                 ancestor = ancestor.parent()
         return False
-    
+
     def get_top_level_items(self):
         """Iterate over top level items"""
         return [self.topLevelItem(_i) for _i in range(self.topLevelItemCount())]
-    
+
     def get_items(self, maxlevel):
         """Return all items with a level <= `maxlevel`"""
         itemlist = []
@@ -740,7 +740,7 @@ class ProfilerDataTree(QTreeWidget):
             if maxlevel > 0:
                 add_to_itemlist(tlitem, maxlevel=maxlevel)
         return itemlist
-            
+
     def change_view(self, change_in_depth):
         """Change the view depth by expand or collapsing all same-level nodes"""
         self.current_view_depth += change_in_depth
@@ -750,7 +750,7 @@ class ProfilerDataTree(QTreeWidget):
         if self.current_view_depth > 0:
             for item in self.get_items(maxlevel=self.current_view_depth-1):
                 item.setExpanded(True)
-    
+
 
 #==============================================================================
 # Tests
@@ -793,7 +793,7 @@ def test():
         f.write("# -*- coding: utf-8 -*-" + "\n\n")
         f.write(primes_sc + "\n\n")
         f.write("primes(100000)")
-    
+
     app = qapplication(test_time=5)
     widget = ProfilerWidget(None)
     widget.resize(800, 600)

spyder/plugins/projects/widgets/explorer.py

@@ -29,7 +29,7 @@ from spyder.plugins.explorer.widgets import FilteredDirView
 
 class ExplorerTreeWidget(FilteredDirView):
     """Explorer tree widget"""
-    
+
     sig_delete_project = Signal()
 
     def __init__(self, parent, show_hscrollbar=True):

spyder/plugins/projects/widgets/projectdialog.py

@@ -175,9 +175,9 @@ class ProjectDialog(QDialog):
         else:
             self.button_create.setEnabled(False)
             path = self.location
-        
+
         self.text_location.setText(path)
-        
+
     def create_project(self):
         """Create project."""
         packages = ['python={0}'.format(self.combo_python_version.currentText())]
@@ -186,7 +186,7 @@ class ProjectDialog(QDialog):
             self.combo_project_type.currentText(),
             packages)
         self.accept()
-        
+
 
 def test():        
     """Local test."""

spyder/plugins/pylint/widgets/pylintgui.py

@@ -63,7 +63,7 @@ class ResultsTree(OneColumnTree):
         self.results = None
         self.data = None
         self.set_title('')
-        
+
     def activated(self, item):
         """Double-click event"""
         data = self.data.get(id(item))
@@ -74,16 +74,16 @@ class ResultsTree(OneColumnTree):
     def clicked(self, item):
         """Click event"""
         self.activated(item)
-        
+
     def clear_results(self):
         self.clear()
         self.set_title('')
-        
+
     def set_results(self, filename, results):
         self.filename = filename
         self.results = results
         self.refresh()
-        
+
     def refresh(self):
         title = _('Results for ')+self.filename
         self.set_title(title)
@@ -149,13 +149,13 @@ class PylintWidget(QWidget):
     DATAPATH = get_conf_path('pylint.results')
     VERSION = '1.1.0'
     redirect_stdio = Signal(bool)
-    
+
     def __init__(self, parent, max_entries=100, options_button=None,
                  text_color=None, prevrate_color=None):
         QWidget.__init__(self, parent)
-        
+
         self.setWindowTitle("Pylint")
-        
+
         self.output = None
         self.error_output = None
 
@@ -173,7 +173,7 @@ class PylintWidget(QWidget):
                 pass
 
         self.filecombo = PythonModulesComboBox(self)
-        
+
         self.start_button = create_toolbutton(self, icon=ima.icon('run'),
                                     text=_("Analyze"),
                                     tip=_("Run analysis"),
@@ -198,7 +198,7 @@ class PylintWidget(QWidget):
                                     tip=_("Complete output"),
                                     triggered=self.show_log)
         self.treewidget = ResultsTree(self)
-        
+
         hlayout1 = QHBoxLayout()
         hlayout1.addWidget(self.filecombo)
         hlayout1.addWidget(browse_button)
@@ -213,13 +213,13 @@ class PylintWidget(QWidget):
         hlayout2.addWidget(self.datelabel)
         hlayout2.addStretch()
         hlayout2.addWidget(self.log_button)
-        
+
         layout = QVBoxLayout()
         layout.addLayout(hlayout1)
         layout.addLayout(hlayout2)
         layout.addWidget(self.treewidget)
         self.setLayout(layout)
-        
+
         self.process = None
         self.set_running_state(False)
         self.show_data()
@@ -253,15 +253,15 @@ class PylintWidget(QWidget):
         self.redirect_stdio.emit(True)
         if filename:
             self.analyze(filename)
-            
+
     def remove_obsolete_items(self):
         """Removing obsolete items"""
         self.rdata = [(filename, data) for filename, data in self.rdata
                       if is_module_or_package(filename)]
-        
+
     def get_filenames(self):
         return [filename for filename, _data in self.rdata]
-    
+
     def get_data(self, filename):
         filename = osp.abspath(filename)
         for index, (fname, data) in enumerate(self.rdata):
@@ -269,7 +269,7 @@ class PylintWidget(QWidget):
                 return index, data
         else:
             return None, None
-            
+
     def set_data(self, filename, data):
         filename = osp.abspath(filename)
         index, _data = self.get_data(filename)
@@ -277,7 +277,7 @@ class PylintWidget(QWidget):
             self.rdata.pop(index)
         self.rdata.insert(0, (filename, data))
         self.save()
-        
+
     def save(self):
         while len(self.rdata) > self.max_entries:
             self.rdata.pop(-1)
@@ -292,7 +292,7 @@ class PylintWidget(QWidget):
     @Slot()
     def start(self):
         filename = to_text_string(self.filecombo.currentText())
-        
+
         self.process = QProcess(self)
         self.process.setProcessChannelMode(QProcess.SeparateChannels)
         self.process.setWorkingDirectory(osp.dirname(filename))
@@ -302,10 +302,10 @@ class PylintWidget(QWidget):
         self.process.finished.connect(lambda ec, es=QProcess.ExitStatus:
                                       self.finished(ec, es))
         self.stop_button.clicked.connect(self.process.kill)
-        
+
         self.output = ''
         self.error_output = ''
-        
+
         plver = PYLINT_VER
         if plver is not None:
             p_args = ['-m', 'pylint', '--output-format=text']
@@ -320,17 +320,17 @@ class PylintWidget(QWidget):
         else:
             p_args = [osp.basename(filename)]
         self.process.start(sys.executable, p_args)
-        
+
         running = self.process.waitForStarted()
         self.set_running_state(running)
         if not running:
             QMessageBox.critical(self, _("Error"),
                                  _("Process failed to start"))
-    
+
     def set_running_state(self, state=True):
         self.start_button.setEnabled(not state)
         self.stop_button.setEnabled(state)
-        
+
     def read_output(self, error=False):
         if error:
             self.process.setReadChannel(QProcess.StandardError)
@@ -347,7 +347,7 @@ class PylintWidget(QWidget):
             self.error_output += text
         else:
             self.output += text
-        
+
     def finished(self, exit_code, exit_status):
         self.set_running_state(False)
         if not self.output:
@@ -355,11 +355,11 @@ class PylintWidget(QWidget):
                 QMessageBox.critical(self, _("Error"), self.error_output)
                 print("pylint error:\n\n" + self.error_output, file=sys.stderr)
             return
-        
+
         # Convention, Refactor, Warning, Error
         results = {'C:': [], 'R:': [], 'W:': [], 'E:': []}
         txt_module = '************* Module '
-        
+
         module = '' # Should not be needed - just in case something goes wrong
         for line in self.output.splitlines():
             if line.startswith(txt_module):
@@ -383,7 +383,7 @@ class PylintWidget(QWidget):
             message = line[i2+1:]
             item = (module, line_nb, message, msg_id)
             results[line[0]+':'].append(item)
-            
+
         # Rate
         rate = None
         txt_rate = 'Your code has been rated at '
@@ -392,7 +392,7 @@ class PylintWidget(QWidget):
             i_rate_end = self.output.find('/10', i_rate)
             if i_rate_end > 0:
                 rate = self.output[i_rate+len(txt_rate):i_rate_end]
-        
+
         # Previous run
         previous = ''
         if rate is not None:
@@ -401,19 +401,19 @@ class PylintWidget(QWidget):
             if i_prun > 0:
                 i_prun_end = self.output.find('/10', i_prun)
                 previous = self.output[i_prun+len(txt_prun):i_prun_end]
-            
+
         
         filename = to_text_string(self.filecombo.currentText())
         self.set_data(filename, (time.localtime(), rate, previous, results))
         self.output = self.error_output + self.output
         self.show_data(justanalyzed=True)
-        
+
     def kill_if_running(self):
         if self.process is not None:
             if self.process.state() == QProcess.Running:
                 self.process.kill()
                 self.process.waitForFinished()
-        
+
     def show_data(self, justanalyzed=False):
         if not justanalyzed:
             self.output = None
@@ -423,7 +423,7 @@ class PylintWidget(QWidget):
         filename = to_text_string(self.filecombo.currentText())
         if not filename:
             return
-        
+
         _index, data = self.get_data(filename)
         if data is None:
             text = _('Source code has not been rated yet.')

spyder/plugins/variableexplorer/tests/test_variableexplorer.py

@@ -25,7 +25,7 @@ def test_get_settings(monkeypatch):
         if option == 'remote1': return 'remote1val'
         if option == 'remote2': return 'remote2val'
         if option == 'dataframe_format': return '3d'
-        
+
     monkeypatch.setattr(VariableExplorer, 'CONF_SECTION', 'sect')
     monkeypatch.setattr('spyder.plugins.variableexplorer.plugin.REMOTE_SETTINGS', 
                         ['remote1', 'remote2'])

spyder/plugins/variableexplorer/widgets/arrayeditor.py

@@ -136,7 +136,7 @@ class ArrayModel(QAbstractTableModel):
             self.color_func = np.abs
         else:
             self.color_func = np.real
-        
+
         # Backgroundcolor settings
         huerange = [.66, .99] # Hue
         self.sat = .7 # Saturation
@@ -145,11 +145,11 @@ class ArrayModel(QAbstractTableModel):
 
         self._data = data
         self._format = format
-        
+
         self.total_rows = self._data.shape[0]
         self.total_cols = self._data.shape[1]
         size = self.total_rows * self.total_cols
-        
+
         try:
             self.vmin = np.nanmin(self.color_func(data))
             self.vmax = np.nanmax(self.color_func(data))
@@ -164,7 +164,7 @@ class ArrayModel(QAbstractTableModel):
             self.hue0 = None
             self.dhue = None
             self.bgcolor_enabled = False
-        
+
         # Use paging when the total size, number of rows or number of
         # columns is too large
         if size > LARGE_SIZE:
@@ -179,16 +179,16 @@ class ArrayModel(QAbstractTableModel):
                 self.cols_loaded = self.COLS_TO_LOAD
             else:
                 self.cols_loaded = self.total_cols
-        
+
     def get_format(self):
         """Return current format"""
         # Avoid accessing the private attribute _format from outside
         return self._format
-    
+
     def get_data(self):
         """Return data"""
         return self._data
-    
+
     def set_format(self, format):
         """Change display format"""
         self._format = format
@@ -207,7 +207,7 @@ class ArrayModel(QAbstractTableModel):
             return self.total_rows
         else:
             return self.rows_loaded
-    
+
     def can_fetch_more(self, rows=False, columns=False):
         if rows:
             if self.total_rows > self.rows_loaded:
@@ -338,7 +338,7 @@ class ArrayModel(QAbstractTableModel):
             return Qt.ItemIsEnabled
         return Qt.ItemFlags(QAbstractTableModel.flags(self, index)|
                             Qt.ItemIsEditable)
-                
+
     def headerData(self, section, orientation, role=Qt.DisplayRole):
         """Set header data"""
         if role != Qt.DisplayRole:
@@ -416,7 +416,7 @@ class ArrayView(QTableView):
                             lambda val: self.load_more_data(val, columns=True))
         self.verticalScrollBar().valueChanged.connect(
                                lambda val: self.load_more_data(val, rows=True))
-    
+
     def load_more_data(self, value, rows=False, columns=False):
 
         try:
@@ -484,7 +484,7 @@ class ArrayView(QTableView):
         """Reimplement Qt method"""
         self.menu.popup(event.globalPos())
         event.accept()
-        
+
     def keyPressEvent(self, event):
         """Reimplement Qt method"""
         if event == QKeySequence.Copy:
@@ -504,7 +504,7 @@ class ArrayView(QTableView):
             col_max = self.model().total_cols-1
         if row_min == 0 and row_max == (self.model().rows_loaded-1):
             row_max = self.model().total_rows-1
-        
+
         _data = self.model().get_data()
         if PY3:
             output = io.BytesIO()
@@ -548,7 +548,7 @@ class ArrayEditorWidget(QWidget):
         self.model = ArrayModel(self.data, format=format, xlabels=xlabels,
                                 ylabels=ylabels, readonly=readonly, parent=self)
         self.view = ArrayView(self, self.model, data.dtype, data.shape)
-        
+
         btn_layout = QHBoxLayout()
         btn_layout.setAlignment(Qt.AlignLeft)
         btn = QPushButton(_( "Format"))
@@ -564,24 +564,24 @@ class ArrayEditorWidget(QWidget):
         bgcolor.setEnabled(self.model.bgcolor_enabled)
         bgcolor.stateChanged.connect(self.model.bgcolor)
         btn_layout.addWidget(bgcolor)
-        
+
         layout = QVBoxLayout()
         layout.addWidget(self.view)
         layout.addLayout(btn_layout)        
         self.setLayout(layout)
-        
+
     def accept_changes(self):
         """Accept changes"""
         for (i, j), value in list(self.model.changes.items()):
             self.data[i, j] = value
         if self.old_data_shape is not None:
             self.data.shape = self.old_data_shape
-            
+
     def reject_changes(self):
         """Reject changes"""
         if self.old_data_shape is not None:
             self.data.shape = self.old_data_shape
-        
+
     def change_format(self):
         """Change display format"""
         format, valid = QInputDialog.getText(self, _( 'Format'),
@@ -602,13 +602,13 @@ class ArrayEditor(QDialog):
     """Array Editor Dialog"""    
     def __init__(self, parent=None):
         QDialog.__init__(self, parent)
-        
+
         # Destroying the C++ object right after closing the dialog box,
         # otherwise it may be garbage-collected in another QThread
         # (e.g. the editor's analysis thread in Spyder), thus leading to
         # a segmentation fault on UNIX or an application crash on Windows
         self.setAttribute(Qt.WA_DeleteOnClose)
-        
+
         self.data = None
         self.arraywidget = None
         self.stack = None
@@ -618,7 +618,7 @@ class ArrayEditor(QDialog):
         # Values for 3d array editor
         self.dim_indexes = [{}, {}, {}]
         self.last_dim = 0  # Adjust this for changing the startup dimension
-        
+
     def setup_and_check(self, data, title='', readonly=False,
                         xlabels=None, ylabels=None):
         """
@@ -649,7 +649,7 @@ class ArrayEditor(QDialog):
                 arr = _("%s arrays") % data.dtype.name
                 self.error(_("%s are currently not supported") % arr)
                 return False
-        
+
         self.layout = QGridLayout()
         self.setLayout(self.layout)
         self.setWindowIcon(ima.icon('arredit'))
@@ -661,7 +661,7 @@ class ArrayEditor(QDialog):
             title += ' (' + _('read only') + ')'
         self.setWindowTitle(title)
         self.resize(600, 500)
-        
+
         # Stack widget
         self.stack = QStackedWidget(self)
         if is_record_array:
@@ -754,10 +754,10 @@ class ArrayEditor(QDialog):
         self.layout.addLayout(btn_layout, 2, 0)
 
         self.setMinimumSize(400, 300)
-        
+
         # Make the dialog act as a window
         self.setWindowFlags(Qt.Window)
-        
+
         return True
 
     @Slot(QModelIndex, QModelIndex)
@@ -771,7 +771,7 @@ class ArrayEditor(QDialog):
     def current_widget_changed(self, index):
         self.arraywidget = self.stack.widget(index)
         self.arraywidget.model.dataChanged.connect(self.save_and_close_enable)
-            
+
     def change_active_widget(self, index):
         """
         This is implemented for handling negative values in index for
@@ -825,7 +825,7 @@ class ArrayEditor(QDialog):
         for index in range(self.stack.count()):
             self.stack.widget(index).accept_changes()
         QDialog.accept(self)
-        
+
     def get_value(self):
         """Return modified array -- this is *not* a copy"""
         # It is import to avoid accessing Qt C++ object as it has probably

spyder/plugins/variableexplorer/widgets/dataframeeditor.py

@@ -128,7 +128,7 @@ class DataFrameModel(QAbstractTableModel):
         self._format = format
         self.complex_intran = None
         self.display_error_idxs = []
-        
+
         self.total_rows = self.df.shape[0]
         self.total_cols = self.df.shape[1]
         size = self.total_rows * self.total_cols

spyder/plugins/variableexplorer/widgets/importwizard.py

@@ -106,7 +106,7 @@ def get_color(value, alpha):
 class ContentsWidget(QWidget):
     """Import wizard contents widget"""
     asDataChanged = Signal(bool)
-    
+
     def __init__(self, parent, text):
         QWidget.__init__(self, parent)
 

spyder/plugins/variableexplorer/widgets/objecteditor.py

@@ -23,10 +23,10 @@ class DialogKeeper(QObject):
         QObject.__init__(self)
         self.dialogs = {}
         self.namespace = None
-        
+
     def set_namespace(self, namespace):
         self.namespace = namespace
-    
+
     def create_dialog(self, dialog, refname, func):
         self.dialogs[id(dialog)] = dialog, refname, func
         dialog.accepted.connect(
@@ -36,12 +36,12 @@ class DialogKeeper(QObject):
         dialog.show()
         dialog.activateWindow()
         dialog.raise_()
-        
+
     def editor_accepted(self, dialog_id):
         dialog, refname, func = self.dialogs[dialog_id]
         self.namespace[refname] = func(dialog)
         self.dialogs.pop(dialog_id)
-        
+
     def editor_rejected(self, dialog_id):
         self.dialogs.pop(dialog_id)
 
@@ -52,7 +52,7 @@ def create_dialog(obj, obj_name):
     """Creates the editor dialog and returns a tuple (dialog, func) where func
     is the function to be called with the dialog instance as argument, after 
     quitting the dialog box
-    
+
     The role of this intermediate function is to allow easy monkey-patching.
     (uschmitt suggested this indirection here so that he can monkey patch 
     oedit to show eMZed related data)
@@ -108,17 +108,17 @@ def oedit(obj, modal=True, namespace=None):
     (if Cancel is pressed, return None)
 
     The object 'obj' is a container
-    
+
     Supported container types:
     dict, list, set, tuple, str/unicode or numpy.array
-    
+
     (instantiate a new QApplication if necessary,
     so it can be called directly from the interpreter)
     """
     # Local import
     from spyder.utils.qthelpers import qapplication
     app = qapplication()
-    
+
     if modal:
         obj_name = ''
     else:
@@ -130,12 +130,12 @@ def oedit(obj, modal=True, namespace=None):
         obj = namespace[obj_name]
         # keep QApplication reference alive in the Python interpreter:
         namespace['__qapp__'] = app
-    
+
     result = create_dialog(obj, obj_name)
     if result is None:
         return
     dialog, end_func = result
-    
+
     if modal:
         if dialog.exec_():
             return end_func(dialog)

spyder/plugins/variableexplorer/widgets/tests/test_arrayeditor.py

@@ -80,7 +80,7 @@ def test_arrayeditor_format(qtbot):
     qtbot.keyClick(dlg.arraywidget.view, Qt.Key_Down, modifier=Qt.ShiftModifier)
     contents = dlg.arraywidget.view._sel_to_text(dlg.arraywidget.view.selectedIndexes())
     assert contents == "1.000000000000000000e+00\n2.000000000000000000e+00\n"
-    
+
 
 def test_arrayeditor_with_string_array(qtbot):
     arr = np.array(["kjrekrjkejr"])

spyder/plugins/variableexplorer/widgets/texteditor.py

@@ -29,16 +29,16 @@ class TextEditor(QDialog):
     def __init__(self, text, title='', font=None, parent=None,
                  readonly=False, size=(400, 300)):
         QDialog.__init__(self, parent)
-        
+
         # Destroying the C++ object right after closing the dialog box,
         # otherwise it may be garbage-collected in another QThread
         # (e.g. the editor's analysis thread in Spyder), thus leading to
         # a segmentation fault on UNIX or an application crash on Windows
         self.setAttribute(Qt.WA_DeleteOnClose)
-        
+
         self.text = None
         self.btn_save_and_close = None
-        
+
         # Display text as unicode if it comes as bytes, so users see 
         # its right representation
         if is_binary_string(text):
@@ -46,7 +46,7 @@ class TextEditor(QDialog):
             text = to_text_string(text, 'utf8')
         else:
             self.is_binary = False
-        
+
         self.layout = QVBoxLayout()
         self.setLayout(self.layout)
 
@@ -79,7 +79,7 @@ class TextEditor(QDialog):
 
         # Make the dialog act as a window
         self.setWindowFlags(Qt.Window)
-        
+
         self.setWindowIcon(ima.icon('edit'))
         if title:
             try:

spyder/preferences/configdialog.py

@@ -59,7 +59,7 @@ class ConfigPage(QWidget):
         QWidget.__init__(self, parent)
         self.apply_callback = apply_callback
         self.is_modified = False
-        
+
     def initialize(self):
         """
         Initialize configuration page:
@@ -68,27 +68,27 @@ class ConfigPage(QWidget):
         """
         self.setup_page()
         self.load_from_conf()
-        
+
     def get_name(self):
         """Return configuration page name"""
         raise NotImplementedError
-    
+
     def get_icon(self):
         """Return configuration page icon (24x24)"""
         raise NotImplementedError
-    
+
     def setup_page(self):
         """Setup configuration page widget"""
         raise NotImplementedError
-        
+
     def set_modified(self, state):
         self.is_modified = state
         self.apply_button_enabled.emit(state)
-    
+
     def is_valid(self):
         """Return True if all widget contents are valid"""
         raise NotImplementedError
-    
+
     def apply_changes(self):
         """Apply changes callback"""
         if self.is_modified:
@@ -113,7 +113,7 @@ class ConfigPage(QWidget):
     def load_from_conf(self):
         """Load settings from configuration file"""
         raise NotImplementedError
-    
+
     def save_to_conf(self):
         """Save settings to configuration file"""
         raise NotImplementedError
@@ -121,11 +121,11 @@ class ConfigPage(QWidget):
 
 class ConfigDialog(QDialog):
     """Spyder configuration ('Preferences') dialog box"""
-    
+
     # Signals
     check_settings = Signal()
     size_change = Signal(QSize)
-    
+
     def __init__(self, parent=None):
         QDialog.__init__(self, parent)
 
@@ -189,11 +189,11 @@ class ConfigDialog(QDialog):
     def get_current_index(self):
         """Return current page index"""
         return self.contents_widget.currentRow()
-        
+
     def set_current_index(self, index):
         """Set current page index"""
         self.contents_widget.setCurrentRow(index)
-        
+
     def get_page(self, index=None):
         """Return page widget"""
         if index is None:
@@ -201,7 +201,7 @@ class ConfigDialog(QDialog):
         else:
             widget = self.pages_widget.widget(index)
         return widget.widget()
-    
+
     @Slot()
     def accept(self):
         """Reimplement Qt method"""
@@ -211,7 +211,7 @@ class ConfigDialog(QDialog):
                 return
             configpage.apply_changes()
         QDialog.accept(self)
-        
+
     def button_clicked(self, button):
         if button is self.apply_btn:
             # Apply button was clicked
@@ -219,12 +219,12 @@ class ConfigDialog(QDialog):
             if not configpage.is_valid():
                 return
             configpage.apply_changes()
-            
+
     def current_page_changed(self, index):
         widget = self.get_page(index)
         self.apply_btn.setVisible(widget.apply_callback is not None)
         self.apply_btn.setEnabled(widget.is_modified)
-        
+
     def add_page(self, widget):
         self.check_settings.connect(widget.check_settings)
         widget.show_this_page.connect(lambda row=self.contents_widget.count():
@@ -242,12 +242,12 @@ class ConfigDialog(QDialog):
         item.setText(widget.get_name())
         item.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEnabled)
         item.setSizeHint(QSize(0, 25))
-        
+
     def check_all_settings(self):
         """This method is called to check all configuration page settings
         after configuration dialog has been shown"""
         self.check_settings.emit()
-    
+
     def resizeEvent(self, event):
         """
         Reimplement Qt method to be able to save the widget's size from the
@@ -278,20 +278,20 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         self.changed_options = set()
         self.restart_options = dict()  # Dict to store name and localized text
         self.default_button_group = None
-        
+
     def apply_settings(self, options):
         raise NotImplementedError
-    
+
     def check_settings(self):
         """This method is called to check settings after configuration 
         dialog has been shown"""
         pass
-        
+
     def set_modified(self, state):
         ConfigPage.set_modified(self, state)
         if not state:
             self.changed_options = set()
-        
+
     def is_valid(self):
         """Return True if all widget contents are valid"""
         for lineedit in self.lineedits:
@@ -304,7 +304,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
                                      QMessageBox.Ok)
                     return False
         return True
-        
+
     def load_from_conf(self):
         """Load settings from configuration file"""
         for checkbox, (option, default) in list(self.checkboxes.items()):
@@ -435,7 +435,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
             bold = cb_bold.isChecked()
             italic = cb_italic.isChecked()
             self.set_option(option, (color, bold, italic))
-    
+
     @Slot(str)
     def has_been_modified(self, option):
         self.set_modified(True)
@@ -459,7 +459,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
                                                 msg_info, QMessageBox.Ok)
             checkbox.clicked.connect(show_message)
         return checkbox
-    
+
     def create_radiobutton(self, text, option, default=NoDefault,
                            tip=None, msg_warning=None, msg_info=None,
                            msg_if_enabled=False, button_group=None,
@@ -486,7 +486,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         radiobutton.restart_required = restart
         radiobutton.label_text = text
         return radiobutton
-    
+
     def create_lineedit(self, text, option, default=NoDefault,
                         tip=None, alignment=Qt.Vertical, regex=None, 
                         restart=False, word_wrap=True, placeholder=None):
@@ -532,7 +532,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         edit.restart_required = restart
         edit.label_text = text
         return widget
-    
+
     def create_browsedir(self, text, option, default=NoDefault, tip=None):
         widget = self.create_lineedit(text, option, default,
                                       alignment=Qt.Horizontal)
@@ -561,7 +561,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         directory = getexistingdirectory(self, title, basedir)
         if directory:
             edit.setText(directory)
-    
+
     def create_browsefile(self, text, option, default=NoDefault, tip=None,
                           filters=None):
         widget = self.create_lineedit(text, option, default,
@@ -593,7 +593,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         filename, _selfilter = getopenfilename(self, title, basedir, filters)
         if filename:
             edit.setText(filename)
-    
+
     def create_spinbox(self, prefix, suffix, option, default=NoDefault,
                        min_=None, max_=None, step=None, tip=None):
         widget = QWidget(self)
@@ -632,7 +632,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         widget.spinbox = spinbox
         widget.setLayout(layout)
         return widget
-    
+
     def create_coloredit(self, text, option, default=NoDefault, tip=None,
                          without_layout=False):
         label = QLabel(text)
@@ -651,7 +651,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         widget = QWidget(self)
         widget.setLayout(layout)
         return widget
-    
+
     def create_scedit(self, text, option, default=NoDefault, tip=None,
                       without_layout=False):
         label = QLabel(text)
@@ -679,7 +679,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         widget = QWidget(self)
         widget.setLayout(layout)
         return widget
-    
+
     def create_combobox(self, text, choices, option, default=NoDefault,
                         tip=None, restart=False):
         """choices: couples (name, key)"""
@@ -795,7 +795,7 @@ class SpyderConfigPage(ConfigPage, ConfigAccessMixin):
         btn.clicked.connect(callback)
         btn.clicked.connect(lambda checked=False, opt='': self.has_been_modified(opt))
         return btn
-    
+
     def create_tab(self, *widgets):
         """Create simple tab widget page: widgets added in a vertical layout"""
         widget = QWidget()
@@ -823,7 +823,7 @@ class GeneralConfigPage(SpyderConfigPage):
     def get_name(self):
         """Configuration page name"""
         return self.NAME
-    
+
     def get_icon(self):
         """Loads page icon named by self.ICON"""
         return self.ICON

spyder/preferences/layoutdialog.py

@@ -203,7 +203,7 @@ class LayoutSettingsDialog(QDialog):
         self.table.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
         self.table.horizontalHeader().setStretchLastSection(True)
         self.table.setColumnHidden(1, True)
-        
+
         # need to keep a reference for pyside not to segfault!
         self._selection_model = self.table.selectionModel()
 

spyder/preferences/runconfig.py

@@ -114,7 +114,7 @@ class RunConfiguration(object):
                 'fixed_dir': self.fixed_dir,
                 'dir': self.dir
                 }
-        
+
     def get_working_directory(self):
        return self.dir
 
@@ -123,13 +123,13 @@ class RunConfiguration(object):
             return self.args
         else:
             return ''
-        
+
     def get_python_arguments(self):
         if self.python_args_enabled:
             return self.python_args
         else:
             return ''
-        
+
 
 def _get_run_configurations():
     history_count = CONF.get('run', 'history', 20)
@@ -325,10 +325,10 @@ class RunConfigOptions(QWidget):
 class BaseRunConfigDialog(QDialog):
     """Run configuration dialog box, base widget"""
     size_change = Signal(QSize)
-    
+
     def __init__(self, parent=None):
         QDialog.__init__(self, parent)
-        
+
         # Destroying the C++ object right after closing the dialog box,
         # otherwise it may be garbage-collected in another QThread
         # (e.g. the editor's analysis thread in Spyder), thus leading to
@@ -338,7 +338,7 @@ class BaseRunConfigDialog(QDialog):
         self.setWindowIcon(ima.icon('run_settings'))
         layout = QVBoxLayout()
         self.setLayout(layout)
-    
+
     def add_widgets(self, *widgets_or_spacings):
         """Add widgets/spacing to dialog vertical layout"""
         layout = self.layout()
@@ -347,7 +347,7 @@ class BaseRunConfigDialog(QDialog):
                 layout.addSpacing(widget_or_spacing)
             else:
                 layout.addWidget(widget_or_spacing)
-    
+
     def add_button_box(self, stdbtns):
         """Create dialog button box and add it to the dialog layout"""
         bbox = QDialogButtonBox(stdbtns)
@@ -359,7 +359,7 @@ class BaseRunConfigDialog(QDialog):
         btnlayout.addStretch(1)
         btnlayout.addWidget(bbox)
         self.layout().addLayout(btnlayout)
-    
+
     def resizeEvent(self, event):
         """
         Reimplement Qt method to be able to save the widget's size from the
@@ -367,11 +367,11 @@ class BaseRunConfigDialog(QDialog):
         """
         QDialog.resizeEvent(self, event)
         self.size_change.emit(self.size())
-    
+
     def run_btn_clicked(self):
         """Run button was just clicked"""
         pass
-        
+
     def setup(self, fname):
         """Setup Run Configuration dialog with filename *fname*"""
         raise NotImplementedError
@@ -383,7 +383,7 @@ class RunConfigOneDialog(BaseRunConfigDialog):
         BaseRunConfigDialog.__init__(self, parent)
         self.filename = None
         self.runconfigoptions = None
-        
+
     def setup(self, fname):
         """Setup Run Configuration dialog with filename *fname*"""
         self.filename = fname
@@ -392,7 +392,7 @@ class RunConfigOneDialog(BaseRunConfigDialog):
         self.add_widgets(self.runconfigoptions)
         self.add_button_box(QDialogButtonBox.Cancel)
         self.setWindowTitle(_("Run settings for %s") % osp.basename(fname))
-    
+
     @Slot()
     def accept(self):
         """Reimplement Qt method"""
@@ -402,7 +402,7 @@ class RunConfigOneDialog(BaseRunConfigDialog):
         configurations.insert(0, (self.filename, self.runconfigoptions.get()))
         _set_run_configurations(configurations)
         QDialog.accept(self)
-    
+
     def get_configuration(self):
         # It is import to avoid accessing Qt C++ object as it has probably
         # already been destroyed, due to the Qt.WA_DeleteOnClose attribute
@@ -416,11 +416,11 @@ class RunConfigDialog(BaseRunConfigDialog):
         self.file_to_run = None
         self.combo = None
         self.stack = None
-        
+
     def run_btn_clicked(self):
         """Run button was just clicked"""
         self.file_to_run = to_text_string(self.combo.currentText())
-        
+
     def setup(self, fname):
         """Setup Run Configuration dialog with filename *fname*"""
         combo_label = QLabel(_("Select a run configuration:"))
@@ -428,7 +428,7 @@ class RunConfigDialog(BaseRunConfigDialog):
         self.combo.setMaxVisibleItems(20)
         self.combo.setSizeAdjustPolicy(QComboBox.AdjustToMinimumContentsLength)
         self.combo.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
-        
+
         self.stack = QStackedWidget()
 
         configurations = _get_run_configurations()
@@ -453,7 +453,7 @@ class RunConfigDialog(BaseRunConfigDialog):
         self.add_button_box(QDialogButtonBox.Ok|QDialogButtonBox.Cancel)
 
         self.setWindowTitle(_("Run configuration per file"))
-        
+
     def accept(self):
         """Reimplement Qt method"""
         configurations = []
@@ -475,7 +475,7 @@ class RunConfigPage(GeneralConfigPage):
 
     NAME = _("Run")
     ICON = ima.icon('run')
-    
+
     def setup_page(self):
         about_label = QLabel(_("The following are the default options for "
                                "running files.These options may be overriden "
@@ -500,7 +500,7 @@ class RunConfigPage(GeneralConfigPage):
         interpreter_layout.addWidget(self.current_radio)
         interpreter_layout.addWidget(self.dedicated_radio)
         interpreter_layout.addWidget(self.systerm_radio)
-        
+
         general_group = QGroupBox(_("General settings"))
         post_mortem = self.create_checkbox(POST_MORTEM, 'post_mortem', False)
         clear_variables = self.create_checkbox(CLEAR_ALL_VARIABLES, 
@@ -555,7 +555,7 @@ class RunConfigPage(GeneralConfigPage):
         firstrun_cb = self.create_checkbox(
                             ALWAYS_OPEN_FIRST_RUN % _("Run Settings dialog"),
                             ALWAYS_OPEN_FIRST_RUN_OPTION, False)
-        
+
         vlayout = QVBoxLayout()
         vlayout.addWidget(about_label)
         vlayout.addSpacing(10)

spyder/utils/bsdsocket.py

@@ -143,40 +143,40 @@ PACKET_NOT_RECEIVED = PacketNotReceived()
 if __name__ == '__main__':
     if not os.name == 'nt':
         # socket read/write testing - client and server in one thread
-        
+
         # (techtonik): the stuff below is placed into public domain
         print("-- Testing standard Python socket interface --")  # spyder: test-skip
-    
+
         address = ("127.0.0.1", 9999)
-        
+
         server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
         server.setblocking(0)
         server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
         server.bind( address )
         server.listen(2)
-    
+
         client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
         client.connect( address )
-    
+
         client.send("data to be catched".encode('utf-8'))
         # accepted server socket is the one we can read from
         # note that it is different from server socket
         accsock, addr = server.accept()
         print('..got "%s" from %s' % (accsock.recv(4096), addr))  # spyder: test-skip
-    
+
         # accsock.close()
         # client.send("more data for recv")
         #socket.error: [Errno 9] Bad file descriptor
         # accsock, addr = server.accept()
         #socket.error: [Errno 11] Resource temporarily unavailable
-        
+
     
         print("-- Testing BSD socket write_packet/read_packet --")  # spyder: test-skip
-    
+
         write_packet(client, "a tiny piece of data")
         print('..got "%s" from read_packet()' % (read_packet(accsock)))  # spyder: test-skip
-        
+
         client.close()
         server.close()
-        
+
         print("-- Done.")  # spyder: test-skip

spyder/utils/debug.py

@@ -60,7 +60,7 @@ def caller_name(skip=2):
 
     `skip` specifies how many levels of call stack to skip for caller's name.
     skip=1 means "who calls me", skip=2 "who calls my caller" etc.
-       
+
     An empty string is returned if skipped levels exceed stack height
     """
     stack = inspect.stack()
@@ -68,7 +68,7 @@ def caller_name(skip=2):
     if len(stack) < start + 1:
       return ''
     parentframe = stack[start][0]    
-    
+
     name = []
     module = inspect.getmodule(parentframe)
     # `modname` can be None when frame is executed directly in console
@@ -100,9 +100,9 @@ def log_methods_calls(fname, some_class, prefix=None):
         asked   - name of `some_class`
         called  - name of class for which a method is called
         defined - name of class where method is defined
-    
+
     Must be used carefully, because it monkeypatches __getattribute__ call.
-    
+
     Example:  log_methods_calls('log.log', ShellBaseWidget)
     """
     # test if file is writable
@@ -114,7 +114,7 @@ def log_methods_calls(fname, some_class, prefix=None):
     if prefix != None:
         PREFIX = prefix
     MAXWIDTH = {'o_O': 10}  # hack with editable closure dict, to align names
-               
+
     def format_prefix(method, methodobj):
         """
         --[ ShellBase / Internal / BaseEdit ]------- get_position
@@ -127,7 +127,7 @@ def log_methods_calls(fname, some_class, prefix=None):
         line = PREFIX % classnames
         MAXWIDTH['o_O'] = max(len(line), MAXWIDTH['o_O'])
         return line.ljust(MAXWIDTH['o_O'], '-')
-       
+
     import types
     def __getattribute__(self, name):
         attr = object.__getattribute__(self, name)
@@ -142,6 +142,6 @@ def log_methods_calls(fname, some_class, prefix=None):
                 result = attr(*args, **kwargs)
                 return result
             return newfunc
- 
+
     some_class.__getattribute__ = __getattribute__
-    
+

spyder/utils/encoding.py

@@ -75,7 +75,7 @@ def to_unicode_from_fs(string):
             else:
                 return unic
     return string
-    
+
 def to_fs_from_unicode(unic):
     """
     Return a byte string version of unic encoded using the file 
@@ -177,7 +177,7 @@ def encode(text, orig_coding):
     """
     if orig_coding == 'utf-8-bom':
         return BOM_UTF8 + text.encode("utf-8"), 'utf-8-bom'
-    
+
     # Try saving with original encoding
     if orig_coding:
         try:
@@ -200,16 +200,16 @@ def encode(text, orig_coding):
             return text.encode(coding), coding
         except (UnicodeError, LookupError):
             pass
-    
+
     # Try saving as ASCII
     try:
         return text.encode('ascii'), 'ascii'
     except UnicodeError:
         pass
-    
+
     # Save as UTF-8 without BOM
     return text.encode('utf-8'), 'utf-8'
-    
+
 def to_unicode(string):
     """Convert a string to unicode"""
     if not is_unicode(string):
@@ -223,7 +223,7 @@ def to_unicode(string):
             else:
                 return unic
     return string
-    
+
 
 def write(text, filename, encoding='utf-8', mode='wb'):
     """

spyder/utils/environ.py

@@ -83,7 +83,7 @@ try:
             except:
                 break
         return envdict2listdict(reg)
-    
+
     def set_user_env(reg, parent=None):
         """Set HKCU (current user) environment variables"""
         reg = listdict2envdict(reg)
@@ -129,7 +129,7 @@ try:
                           "from a Windows shortcut, otherwise restart any "
                           "application from which you may have executed it, "
                           "like <i>Python(x,y) Home</i> for example)"))
-            
+
         def accept(self):
             """Reimplement Qt method"""
             set_user_env(listdict2envdict(self.get_value()), parent=self)

spyder/utils/external/lockfile.py

@@ -56,14 +56,14 @@ else:
     # GetExitCodeProcess uses a special exit code to indicate that the
     # process is still running.
     STILL_ACTIVE = 259
-    
+
     def _is_pid_running(pid):
         """Taken from https://www.madebuild.org/blog/?p=30"""
         kernel32 = ctypes.windll.kernel32
         handle = kernel32.OpenProcess(PROCESS_QUERY_INFORMATION, 0, pid)
         if handle == 0:
             return False
-         
+
         # If the process exited recently, a pid may still exist for the
         # handle. So, check if we can get the exit code.
         exit_code = wintypes.DWORD()
@@ -71,7 +71,7 @@ else:
                                              ctypes.byref(exit_code))
         is_running = (retval == 0)
         kernel32.CloseHandle(handle)
-         
+
         # See if we couldn't get the exit code or the exit code indicates
         # that the process is still running.
         return is_running or exit_code.value == STILL_ACTIVE
@@ -81,7 +81,7 @@ else:
             raise OSError(errno.ESRCH, None)
         else:
             return
-            
+
     _open = open
 
     # XXX Implement an atomic thingamajig for win32

spyder/utils/introspection/module_completion.py

@@ -47,7 +47,7 @@ def get_submodules(mod):
         return []
     except:
         return [mod]
-    
+
     return submodules
 
 
@@ -70,6 +70,6 @@ def get_preferred_submodules():
     for m in PREFERRED_MODULES:
         submods = get_submodules(m)
         submodules += submods
-    
+
     modules_db['submodules'] = submodules
     return submodules

spyder/utils/introspection/rope_patch.py

@@ -49,7 +49,7 @@ def apply():
                                                'default_config.py')
                 return open(fname, 'rb').read()
         project.Project = PatchedProject
-    
+
     # Patching pycore.PyCore...
     from rope.base import pycore
     class PatchedPyCore(pycore.PyCore):
@@ -114,7 +114,7 @@ def apply():
                     return (module, lineno)
             return (None, None)
     builtins.BuiltinName = PatchedBuiltinName
-    
+
     # [4] Patching several PyDocExtractor methods:
     # 1. get_doc:
     # To force rope to return the docstring of any object which has one, even
@@ -136,7 +136,7 @@ def apply():
         def get_builtin_doc(self, pyobject):
             buitin = pyobject.builtin
             return getdoc(buitin)
-            
+
         def get_doc(self, pyobject):
             if hasattr(pyobject, 'builtin'):
                 doc = self.get_builtin_doc(pyobject)
@@ -184,7 +184,7 @@ def apply():
                 if remove_self and self._is_method(pyobject):
                     return result.replace('(self)', '()').replace('(self, ', '(')
                 return result
-        
+
         def _get_class_docstring(self, pyclass):
             contents = self._trim_docstring(pyclass.get_doc(), indents=0)
             supers = [super.get_name() for super in pyclass.get_superclasses()]
@@ -195,7 +195,7 @@ def apply():
                 if isinstance(init, pyobjects.AbstractFunction):
                     doc += '\n\n' + self._get_single_function_docstring(init)
             return doc
-            
+
         def _get_single_function_docstring(self, pyfunction):
             docs = pyfunction.get_doc()
             docs = self._trim_docstring(docs, indents=0)

spyder/utils/programs.py

@@ -110,7 +110,7 @@ def alter_subprocess_kwargs_by_platform(**kwargs):
 def run_shell_command(cmdstr, **subprocess_kwargs):
     """
     Execute the given shell command.
-    
+
     Note that *args and **kwargs will be passed to the subprocess call.
 
     If 'shell' is given in subprocess_kwargs it must be True,
@@ -353,7 +353,7 @@ def check_version(actver, version, cmp_op):
     it is assumed that the dependency is satisfied.
     Users on dev branches are responsible for keeping their own packages up to
     date.
-    
+
     Copyright (C) 2013  The IPython Development Team
 
     Distributed under the terms of the BSD License.
@@ -478,7 +478,7 @@ def is_module_installed(module_name, version=None, installed_version=None,
             assert symb in ('>=', '>', '=', '<', '<='),\
                     "Invalid version condition '%s'" % symb
             version = version[match.start():]
-            
+
             return check_version(actver, version, symb)
 
 def is_python_interpreter_valid_name(filename):

spyder/utils/qthelpers.py

@@ -51,7 +51,7 @@ def get_image_label(name, default="not_found.png"):
 class MacApplication(QApplication):
     """Subclass to be able to open external files with our Mac app"""
     sig_open_external_file = Signal(str)
-    
+
     def __init__(self, *args):
         QApplication.__init__(self, *args)
 
@@ -66,7 +66,7 @@ def qapplication(translate=True, test_time=3):
     """
     Return QApplication instance
     Creates it if it doesn't already exist
-    
+
     test_time: Time to maintain open the application when testing. It's given
     in seconds
     """
@@ -74,7 +74,7 @@ def qapplication(translate=True, test_time=3):
         SpyderApplication = MacApplication
     else:
         SpyderApplication = QApplication
-    
+
     app = SpyderApplication.instance()
     if app is None:
         # Set Application name for Gnome 3
@@ -168,7 +168,7 @@ def keyevent2tuple(event):
     return (event.type(), event.key(), event.modifiers(), event.text(),
             event.isAutoRepeat(), event.count())
 
-    
+
 def tuple2keyevent(past_event):
     """Convert tuple into a QKeyEvent instance"""
     return QKeyEvent(*past_event)
@@ -334,11 +334,11 @@ def set_item_user_text(item, text):
 
 def create_bookmark_action(parent, url, title, icon=None, shortcut=None):
     """Create bookmark action"""
-    
+
     @Slot()
     def open_url():
         return programs.start_file(url)
-    
+
     return create_action( parent, title, shortcut=shortcut, icon=icon,
                           triggered=open_url)
 
@@ -361,7 +361,7 @@ def create_module_bookmark_actions(parent, bookmarks):
             actions.append(act)
     return actions
 
-        
+
 def create_program_action(parent, text, name, icon=None, nt_name=None):
     """Create action to run a program"""
     if is_text_string(icon):
@@ -373,7 +373,7 @@ def create_program_action(parent, text, name, icon=None, nt_name=None):
         return create_action(parent, text, icon=icon,
                              triggered=lambda: programs.run_program(name))
 
-        
+
 def create_python_script_action(parent, text, icon, package, module, args=[]):
     """Create action to run a GUI based Python script"""
     if is_text_string(icon):
@@ -392,7 +392,7 @@ class DialogManager(QObject):
     def __init__(self):
         QObject.__init__(self)
         self.dialogs = {}
-        
+
     def show(self, dialog):
         """Generic method to show a non-modal dialog and keep reference
         to the Qt C++ object"""
@@ -409,17 +409,17 @@ class DialogManager(QObject):
                               lambda eid=id(dialog): self.dialog_finished(eid))
             dialog.rejected.connect(
                               lambda eid=id(dialog): self.dialog_finished(eid))
-    
+
     def dialog_finished(self, dialog_id):
         """Manage non-modal dialog boxes"""
         return self.dialogs.pop(dialog_id)
-    
+
     def close_all(self):
         """Close all opened dialog boxes"""
         for dlg in list(self.dialogs.values()):
             dlg.reject()
 
-        
+
 def get_filetype_icon(fname):
     """Return file type icon"""
     ext = osp.splitext(fname)[1]
@@ -427,7 +427,7 @@ def get_filetype_icon(fname):
         ext = ext[1:]
     return get_icon( "%s.png" % ext, ima.icon('FileIcon') )
 
-    
+
 class SpyderAction(QAction):
     """Spyder QAction class wrapper to handle cross platform patches."""
 

spyder/utils/sourcecode.py

@@ -62,7 +62,7 @@ def fix_indentation(text, indent_chars):
     """Replace tabs by spaces"""
     return text.replace('\t', indent_chars)
 
-    
+
 def is_builtin(text):
     """Test if passed string is the name of a Python builtin object"""
     from spyder.py3compat import builtins
@@ -74,7 +74,7 @@ def is_keyword(text):
     """Test if passed string is the name of a Python keyword"""
     import keyword
     return text in keyword.kwlist
-    
+
     
 def get_primary_at(source_code, offset, retry=True):
     """Return Python object in *source_code* at *offset*
@@ -137,7 +137,7 @@ def path_components(path):
 def differentiate_prefix(path_components0, path_components1):
     """
     Return the differentiated prefix of the given two iterables. 
-     
+
     Taken from https://stackoverflow.com/q/21498939/438386
     """
     longest_prefix = []
@@ -201,7 +201,7 @@ def get_same_name_files(files_path_list, filename):
         if filename == os.path.basename(fname):
             same_name_files.append(path_components(fname))
     return same_name_files
-    
+
 def shortest_path(files_path_list):
     """Shortest path between files in the list."""
     if len(files_path_list) > 0:

spyder/utils/stringmatching.py

@@ -269,7 +269,7 @@ def test():
     # Full results
     for r in a:
         print(r)  # spyder: test-skip
-    
+
     # Ordered and filtered results
     print('\n')  # spyder: test-skip
 

spyder/utils/tests/test_bsdsocket.py

@@ -24,7 +24,7 @@ from spyder.utils.bsdsocket import write_packet, read_packet
 def test_bsdsockets():
     """Test write-read packet methods."""
     # socket read/write testing - client and server in one thread
-        
+
     # (techtonik): the stuff below is placed into public domain
     address = ("127.0.0.1", 9999)
 

spyder/utils/tests/test_environ.py

@@ -32,7 +32,7 @@ def environ_dialog(qtbot):
         from spyder.utils.environ import EnvDialog
         dialog = EnvDialog()
     qtbot.addWidget(dialog)
-    
+
     return dialog
 
 

spyder/utils/tests/test_system.py

@@ -24,7 +24,7 @@ def test_system():
         assert windows_memory_usage() > 0
     else:
         assert memory_usage() > 0
-    
+
 
 
 if __name__ == "__main__":

spyder/utils/vcs.py

@@ -119,7 +119,7 @@ def get_hg_revision(repopath):
 def get_git_revision(repopath):
     """
     Return Git revision for the repository located at repopath
-    
+
     Result is a tuple (latest commit hash, branch), with None values on
     error
     """

spyder/utils/workers.py

@@ -80,7 +80,7 @@ class PythonWorker(QObject):
             self.sig_finished.emit(self, output, error)
         self._is_finished = True
 
-        
+
 class ProcessWorker(QObject):
     """Process worker based on a QProcess for non blocking UI."""
 
@@ -324,7 +324,7 @@ def ready_print(worker, output, error):  # pragma: no cover
     """Print worker output for tests."""
     print(worker, output, error)  # spyder: test-skip
 
-    
+
 def sleeping_func(arg, secs=10, result_queue=None):
     """This methods illustrates how the workers can be used."""
     import time

spyder/widgets/browser.py

@@ -131,7 +131,7 @@ class WebView(QWebEngineView):
         size = font.pixelSize()
         settings.setFontSize(settings.DefaultFontSize, size)
         settings.setFontSize(settings.DefaultFixedFontSize, size)
-        
+
     def apply_zoom_factor(self):
         """Apply zoom factor"""
         if hasattr(self, 'setZoomFactor'):
@@ -140,12 +140,12 @@ class WebView(QWebEngineView):
         else:
             # Qt v4.4
             self.setTextSizeMultiplier(self.zoom_factor)
-        
+
     def set_zoom_factor(self, zoom_factor):
         """Set zoom factor"""
         self.zoom_factor = zoom_factor
         self.apply_zoom_factor()
-    
+
     def get_zoom_factor(self):
         """Return zoom factor"""
         return self.zoom_factor
@@ -161,12 +161,12 @@ class WebView(QWebEngineView):
         """Zoom in"""
         self.zoom_factor += .1
         self.apply_zoom_factor()
-    
+
     #------ QWebEngineView API -------------------------------------------------------
     def createWindow(self, webwindowtype):
         import webbrowser
         webbrowser.open(to_text_string(self.url().toString()))
-        
+
     def contextMenuEvent(self, event):
         menu = QMenu(self)
         actions = [self.pageAction(QWebEnginePage.Back),
@@ -204,32 +204,32 @@ class WebBrowser(QWidget):
     """
     def __init__(self, parent=None, options_button=None):
         QWidget.__init__(self, parent)
-        
+
         self.home_url = None
-        
+
         self.webview = WebView(self)
         self.webview.loadFinished.connect(self.load_finished)
         self.webview.titleChanged.connect(self.setWindowTitle)
         self.webview.urlChanged.connect(self.url_changed)
-                
+
         home_button = create_toolbutton(self, icon=ima.icon('home'),
                                         tip=_("Home"),
                                         triggered=self.go_home)
-        
+
         zoom_out_button = action2button(self.webview.zoom_out_action)
         zoom_in_button = action2button(self.webview.zoom_in_action)
-        
+
         pageact2btn = lambda prop: action2button(self.webview.pageAction(prop),
                                                  parent=self.webview)
         refresh_button = pageact2btn(QWebEnginePage.Reload)
         stop_button = pageact2btn(QWebEnginePage.Stop)
         previous_button = pageact2btn(QWebEnginePage.Back)
         next_button = pageact2btn(QWebEnginePage.Forward)
-        
+
         stop_button.setEnabled(False)
         self.webview.loadStarted.connect(lambda: stop_button.setEnabled(True))
         self.webview.loadFinished.connect(lambda: stop_button.setEnabled(False))
-        
+
         progressbar = QProgressBar(self)
         progressbar.setTextVisible(False)
         progressbar.hide()
@@ -258,7 +258,7 @@ class WebBrowser(QWidget):
                        label, self.url_combo, zoom_out_button, zoom_in_button,
                        refresh_button, progressbar, stop_button):
             hlayout.addWidget(widget)
-        
+
         if options_button:
             hlayout.addWidget(options_button)
 
@@ -266,20 +266,20 @@ class WebBrowser(QWidget):
         layout.addWidget(self.webview)
         layout.addWidget(self.find_widget)
         self.setLayout(layout)
-                
+
     def get_label(self):
         """Return address label text"""
         return _("Address:")
-            
+
     def set_home_url(self, text):
         """Set home URL"""
         self.home_url = QUrl(text)
-        
+
     def set_url(self, url):
         """Set current URL"""
         self.url_changed(url)
         self.go_to(url)
-        
+
     def go_to(self, url_or_text):
         """Go to page *address*"""
         if is_text_string(url_or_text):
@@ -293,28 +293,28 @@ class WebBrowser(QWidget):
         """Go to home page"""
         if self.home_url is not None:
             self.set_url(self.home_url)
-        
+
     def text_to_url(self, text):
         """Convert text address into QUrl object"""
         return QUrl(text)
-        
+
     def url_combo_activated(self, valid):
         """Load URL from combo box first item"""
         text = to_text_string(self.url_combo.currentText())
         self.go_to(self.text_to_url(text))
-        
+
     def load_finished(self, ok):
         if not ok:
             self.webview.setHtml(_("Unable to load page"))
-            
+
     def url_to_text(self, url):
         """Convert QUrl object to displayed text in combo box"""
         return url.toString()
-            
+
     def url_changed(self, url):
         """Displayed URL has changed -> updating URL combo box"""
         self.url_combo.add_text(self.url_to_text(url))
-            
+
     def icon_changed(self):
         self.url_combo.setItemIcon(self.url_combo.currentIndex(),
                                    self.webview.icon())

spyder/widgets/colors.py

@@ -18,24 +18,24 @@ class ColorButton(QPushButton):
     Color choosing push button
     """
     colorChanged = Signal(QColor)
-    
+
     def __init__(self, parent=None):
         QPushButton.__init__(self, parent)
         self.setFixedSize(20, 20)
         self.setIconSize(QSize(12, 12))
         self.clicked.connect(self.choose_color)
         self._color = QColor()
-    
+
     def choose_color(self):
         color = QColorDialog.getColor(self._color, self.parentWidget(),
                                       'Select Color',
                                       QColorDialog.ShowAlphaChannel)
         if color.isValid():
             self.set_color(color)
-    
+
     def get_color(self):
         return self._color
-    
+
     @Slot(QColor)
     def set_color(self, color):
         if color != self._color:
@@ -44,7 +44,7 @@ class ColorButton(QPushButton):
             pixmap = QPixmap(self.iconSize())
             pixmap.fill(color)
             self.setIcon(QIcon(pixmap))
-    
+
     color = Property("QColor", get_color, set_color)
 
 
@@ -88,6 +88,6 @@ class ColorLayout(QHBoxLayout):
 
     def update_text(self, color):
         self.lineedit.setText(color.name())
-        
+
     def text(self):
         return self.lineedit.text()

spyder/widgets/dependencies.py

@@ -107,7 +107,7 @@ class DependenciesDialog(QDialog):
 def test():
     """Run dependency widget test"""
     from spyder import dependencies
-    
+
     # Test sample
     dependencies.add("IPython", "Enhanced Python interpreter", ">=20.0")
     dependencies.add("matplotlib", "Interactive data plotting", ">=1.0")
@@ -115,7 +115,7 @@ def test():
     dependencies.add("foo", "Non-existent module", ">=1.0")
     dependencies.add("numpy", "Edit arrays in Variable Explorer", ">=0.10",
                      optional=True)
-    
+
     from spyder.utils.qthelpers import qapplication
     app = qapplication()
     dlg = DependenciesDialog(None)

spyder/widgets/findreplace.py

@@ -34,7 +34,7 @@ from spyder.widgets.comboboxes import PatternComboBox
 def is_position_sup(pos1, pos2):
     """Return True is pos1 > pos2"""
     return pos1 > pos2
-    
+
 def is_position_inf(pos1, pos2):
     """Return True is pos1 < pos2"""
     return pos1 < pos2
@@ -61,15 +61,15 @@ class FindReplace(QWidget):
         self.enable_replace = enable_replace
         self.editor = None
         self.is_code_editor = None
-        
+
         glayout = QGridLayout()
         glayout.setContentsMargins(0, 0, 0, 0)
         self.setLayout(glayout)
-        
+
         self.close_button = create_toolbutton(self, triggered=self.hide,
                                       icon=ima.icon('DialogCloseButton'))
         glayout.addWidget(self.close_button, 0, 0)
-        
+
         # Find layout
         self.search_text = PatternComboBox(self, tip=_("Search string"),
                                            adjust_to_minimum=False)
@@ -101,20 +101,20 @@ class FindReplace(QWidget):
                                            tip=_("Regular expression"))
         self.re_button.setCheckable(True)
         self.re_button.toggled.connect(lambda state: self.find())
-        
+
         self.case_button = create_toolbutton(self,
                                              icon=ima.icon(
                                                  "format_letter_case"),
                                              tip=_("Case Sensitive"))
         self.case_button.setCheckable(True)
         self.case_button.toggled.connect(lambda state: self.find())
-                     
+
         self.words_button = create_toolbutton(self,
                                               icon=get_icon("whole_words.png"),
                                               tip=_("Whole words"))
         self.words_button.setCheckable(True)
         self.words_button.toggled.connect(lambda state: self.find())
-                     
+
         self.highlight_button = create_toolbutton(self,
                                               icon=get_icon("highlight.png"),
                                               tip=_("Highlight matches"))
@@ -156,7 +156,7 @@ class FindReplace(QWidget):
                                      text_beside_icon=True)
         self.replace_all_button.clicked.connect(self.update_replace_combo)
         self.replace_all_button.clicked.connect(self.update_search_combo)
-        
+
         self.replace_layout = QHBoxLayout()
         widgets = [replace_with, self.replace_text, self.replace_button,
                    self.replace_sel_button, self.replace_all_button]
@@ -166,13 +166,13 @@ class FindReplace(QWidget):
         self.widgets.extend(widgets)
         self.replace_widgets = widgets
         self.hide_replace()
-        
+
         self.search_text.setTabOrder(self.search_text, self.replace_text)
-        
+
         self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
-        
+
         self.shortcuts = self.create_shortcuts(parent)
-        
+
         self.highlight_timer = QTimer(self)
         self.highlight_timer.setSingleShot(True)
         self.highlight_timer.setInterval(1000)
@@ -229,13 +229,13 @@ class FindReplace(QWidget):
         default (string): default key sequence
         """
         return [sc.data for sc in self.shortcuts]
-        
+
     def update_search_combo(self):
         self.search_text.lineEdit().returnPressed.emit()
-        
+
     def update_replace_combo(self):
         self.replace_text.lineEdit().returnPressed.emit()
-    
+
     def toggle_replace_widgets(self):
         if self.enable_replace:
             # Toggle replace widgets
@@ -255,7 +255,7 @@ class FindReplace(QWidget):
                 self.highlight_matches()
             else:
                 self.clear_matches()
-        
+
     def show(self, hide_replace=True):
         """Overrides Qt Method"""
         QWidget.show(self)
@@ -281,7 +281,7 @@ class FindReplace(QWidget):
                     except AttributeError:
                         # We can't do this for all widgets, e.g. WebView's
                         pass
-    
+
                 # Now that text value is sorted out, use it for the search
                 if text and not self.search_text.currentText() or highlighted:
                     self.search_text.setEditText(text)
@@ -301,18 +301,18 @@ class FindReplace(QWidget):
         if self.editor is not None:
             self.editor.setFocus()
             self.clear_matches()
-        
+
     def show_replace(self):
         """Show replace widgets"""
         self.show(hide_replace=False)
         for widget in self.replace_widgets:
             widget.show()
-            
+
     def hide_replace(self):
         """Hide replace widgets"""
         for widget in self.replace_widgets:
             widget.hide()
-        
+
     def refresh(self):
         """Refresh widget"""
         if self.isHidden():
@@ -324,7 +324,7 @@ class FindReplace(QWidget):
             widget.setEnabled(state)
         if state:
             self.find()
-            
+
     def set_editor(self, editor, refresh=True):
         """
         Set associated editor/web page:
@@ -537,7 +537,7 @@ class FindReplace(QWidget):
         """Replace and find all matching occurrences"""
         self.replace_find(focus_replace_text, replace_all=True)
 
-                
+
     @Slot()
     def replace_find_selection(self, focus_replace_text=False):
         """Replace and find in the current selection"""

spyder/widgets/onecolumntree.py

@@ -30,22 +30,22 @@ class OneColumnTree(QTreeWidget):
         self.expand_all_action = None
         self.expand_selection_action = None
         self.common_actions = self.setup_common_actions()
-        
+
         self.__expanded_state = None
 
         self.itemSelectionChanged.connect(self.item_selection_changed)
         self.item_selection_changed()
-                     
+
     def activated(self, item):
         """Double-click event"""
         raise NotImplementedError
-        
+
     def clicked(self, item):
         pass
-                     
+
     def set_title(self, title):
         self.setHeaderLabels([title])
-                     
+
     def setup_common_actions(self):
         """Setup context menu common actions"""
         self.collapse_all_action = create_action(self,
@@ -72,7 +72,7 @@ class OneColumnTree(QTreeWidget):
         return [self.collapse_all_action, self.expand_all_action,
                 self.restore_action, None,
                 self.collapse_selection_action, self.expand_selection_action]
-                     
+
     def get_menu_actions(self):
         """Returns a list of menu actions"""
         items = self.selectedItems()
@@ -97,19 +97,19 @@ class OneColumnTree(QTreeWidget):
         self.collapseAll()
         for item in self.get_top_level_items():
             self.expandItem(item)
-        
+
     def is_item_expandable(self, item):
         """To be reimplemented in child class
         See example in project explorer widget"""
         return True
-        
+
     def __expand_item(self, item):
         if self.is_item_expandable(item):
             self.expandItem(item)
             for index in range(item.childCount()):
                 child = item.child(index)
                 self.__expand_item(child)
-    
+
     @Slot()
     def expand_selection(self):
         items = self.selectedItems()
@@ -119,7 +119,7 @@ class OneColumnTree(QTreeWidget):
             self.__expand_item(item)
         if items:
             self.scrollToItem(items[0])
-        
+
     def __collapse_item(self, item):
         self.collapseItem(item)
         for index in range(item.childCount()):
@@ -135,17 +135,17 @@ class OneColumnTree(QTreeWidget):
             self.__collapse_item(item)
         if items:
             self.scrollToItem(items[0])
-            
+
     def item_selection_changed(self):
         """Item selection has changed"""
         is_selection = len(self.selectedItems()) > 0
         self.expand_selection_action.setEnabled(is_selection)
         self.collapse_selection_action.setEnabled(is_selection)
-    
+
     def get_top_level_items(self):
         """Iterate over top level items"""
         return [self.topLevelItem(_i) for _i in range(self.topLevelItemCount())]
-    
+
     def get_items(self):
         """Return items (excluding top level items)"""
         itemlist = []
@@ -157,24 +157,24 @@ class OneColumnTree(QTreeWidget):
         for tlitem in self.get_top_level_items():
             add_to_itemlist(tlitem)
         return itemlist
-    
+
     def get_scrollbar_position(self):
         return (self.horizontalScrollBar().value(),
                 self.verticalScrollBar().value())
-        
+
     def set_scrollbar_position(self, position):
         hor, ver = position
         self.horizontalScrollBar().setValue(hor)
         self.verticalScrollBar().setValue(ver)
-        
+
     def get_expanded_state(self):
         self.save_expanded_state()
         return self.__expanded_state
-    
+
     def set_expanded_state(self, state):
         self.__expanded_state = state
         self.restore_expanded_state()
-    
+
     def save_expanded_state(self):
         """Save all items expanded state"""
         self.__expanded_state = {}
@@ -190,7 +190,7 @@ class OneColumnTree(QTreeWidget):
                 browse_children(citem)
         for tlitem in self.get_top_level_items():
             browse_children(tlitem)
-    
+
     def restore_expanded_state(self):
         """Restore all items expanded state"""
         if self.__expanded_state is None:
@@ -209,9 +209,9 @@ class OneColumnTree(QTreeWidget):
         for index, item in enumerate(items):
             self.insertTopLevelItem(index, item)
         self.restore_expanded_state()
-                     
+
     def contextMenuEvent(self, event):
         """Override Qt method"""
         self.update_menu()
         self.menu.popup(event.globalPos())
-        
+

spyder/widgets/pathmanager.py

@@ -29,17 +29,17 @@ from spyder.py3compat import PY2
 
 class PathManager(QDialog):
     redirect_stdio = Signal(bool)
-    
+
     def __init__(self, parent=None, pathlist=None, ro_pathlist=None,
                  not_active_pathlist=None, sync=True):
         QDialog.__init__(self, parent)
-        
+
         # Destroying the C++ object right after closing the dialog box,
         # otherwise it may be garbage-collected in another QThread
         # (e.g. the editor's analysis thread in Spyder), thus leading to
         # a segmentation fault on UNIX or an application crash on Windows
         self.setAttribute(Qt.WA_DeleteOnClose)
-        
+
         assert isinstance(pathlist, list)
         self.pathlist = pathlist
         if not_active_pathlist is None:
@@ -48,18 +48,18 @@ class PathManager(QDialog):
         if ro_pathlist is None:
             ro_pathlist = []
         self.ro_pathlist = ro_pathlist
-        
+
         self.last_path = getcwd_or_home()
-        
+
         self.setWindowTitle(_("PYTHONPATH manager"))
         self.setWindowIcon(ima.icon('pythonpath'))
         self.resize(500, 300)
-        
+
         self.selection_widgets = []
-        
+
         layout = QVBoxLayout()
         self.setLayout(layout)
-        
+
         top_layout = QHBoxLayout()
         layout.addLayout(top_layout)
         self.toolbar_widgets1 = self.setup_top_toolbar(top_layout)
@@ -73,12 +73,12 @@ class PathManager(QDialog):
         layout.addLayout(bottom_layout)
         self.sync_button = None
         self.toolbar_widgets2 = self.setup_bottom_toolbar(bottom_layout, sync)        
-        
+
         # Buttons configuration
         bbox = QDialogButtonBox(QDialogButtonBox.Close)
         bbox.rejected.connect(self.reject)
         bottom_layout.addWidget(bbox)
-        
+
         self.update_list()
         self.refresh()
 
@@ -91,7 +91,7 @@ class PathManager(QDialog):
         layout.setAlignment(Qt.AlignLeft)
         for widget in widgets:
             layout.addWidget(widget)
-        
+
     def setup_top_toolbar(self, layout):
         toolbar = []
         movetop_button = create_toolbutton(self,
@@ -121,7 +121,7 @@ class PathManager(QDialog):
         self.selection_widgets.extend(toolbar)
         self._add_widgets_to_layout(layout, toolbar)
         return toolbar
-    
+
     def setup_bottom_toolbar(self, layout, sync=True):
         toolbar = []
         add_button = create_toolbutton(self, text=_('Add path'),
@@ -200,7 +200,7 @@ class PathManager(QDialog):
     def remove_from_not_active_pathlist(self, path):
         if path in self.not_active_pathlist:
             self.not_active_pathlist.remove(path)
-        
+
     def update_list(self):
         """Update path list"""
         self.listwidget.clear()
@@ -218,7 +218,7 @@ class PathManager(QDialog):
                 item.setCheckState(Qt.Checked)
             self.listwidget.addItem(item)
         self.refresh()
-        
+
     def refresh(self, row=None):
         """Refresh widget"""
         for widget in self.selection_widgets:
@@ -226,7 +226,7 @@ class PathManager(QDialog):
         not_empty = self.listwidget.count() > 0
         if self.sync_button is not None:
             self.sync_button.setEnabled(not_empty)
-    
+
     def move_to(self, absolute=None, relative=None):
         index = self.listwidget.currentRow()
         if absolute is not None:

spyder/widgets/status.py

@@ -113,7 +113,7 @@ class BaseTimerStatus(StatusBarWidget):
         self._interval = interval
         if self.timer is not None:
             self.timer.setInterval(interval)
-    
+
     def import_test(self):
         """Raise ImportError if feature is not supported."""
         raise NotImplementedError
@@ -129,7 +129,7 @@ class BaseTimerStatus(StatusBarWidget):
     def get_value(self):
         """Return formatted text value."""
         raise NotImplementedError
-        
+
     def update_status(self):
         """Update status label widget, if widget is visible."""
         if self.isVisible():

spyder/widgets/tabs.py

@@ -136,7 +136,7 @@ class TabBar(QTabBar):
     """Tabs base class with drag and drop support"""
     sig_move_tab = Signal((int, int), (str, int, int))
     sig_change_name = Signal(str)
-    
+
     def __init__(self, parent, ancestor, rename_tabs=False, split_char='',
                  split_index=0):
         QTabBar.__init__(self, parent)
@@ -145,7 +145,7 @@ class TabBar(QTabBar):
         # To style tabs on Mac
         if sys.platform == 'darwin':
             self.setObjectName('plugin-tab')
-            
+
         # Dragging tabs
         self.__drag_start_pos = QPoint()
         self.setAcceptDrops(True)
@@ -166,7 +166,7 @@ class TabBar(QTabBar):
         if event.button() == Qt.LeftButton:
             self.__drag_start_pos = QPoint(event.pos())
         QTabBar.mousePressEvent(self, event)
-    
+
     def mouseMoveEvent(self, event):
         """Override Qt method"""
         # FIXME: This was added by Pierre presumably to move tabs
@@ -193,7 +193,7 @@ class TabBar(QTabBar):
         #    drag.setMimeData(mimeData)
         #    drag.exec_()
         QTabBar.mouseMoveEvent(self, event)
-    
+
     def dragEnterEvent(self, event):
         """Override Qt method"""
         mimeData = event.mimeData()
@@ -204,7 +204,7 @@ class TabBar(QTabBar):
             event.acceptProposedAction()
 
         QTabBar.dragEnterEvent(self, event)
-    
+
     def dropEvent(self, event):
         """Override Qt method"""
         mimeData = event.mimeData()
@@ -214,7 +214,7 @@ class TabBar(QTabBar):
             index_to = self.count()
         if int(mimeData.data("tabbar-id")) != id(self):
             tabwidget_from = to_text_string(mimeData.data("tabwidget-id"))
-            
+
             # We pass self object ID as a QString, because otherwise it would 
             # depend on the platform: long for 64bit, int for 32bit. Replacing 
             # by long all the time is not working on some 32bit platforms 
@@ -240,11 +240,11 @@ class TabBar(QTabBar):
             # Event is not interesting, raise to parent
             QTabBar.mouseDoubleClickEvent(self, event)
 
-        
+
 class BaseTabs(QTabWidget):
     """TabWidget with context menu and corner widgets"""
     sig_close_tab = Signal(int)
-    
+
     def __init__(self, parent, actions=None, menu=None,
                  corner_widgets=None, menu_use_tooltips=False):
         QTabWidget.__init__(self, parent)
@@ -256,14 +256,14 @@ class BaseTabs(QTabWidget):
 
         self.corner_widgets = {}
         self.menu_use_tooltips = menu_use_tooltips
-        
+
         if menu is None:
             self.menu = QMenu(self)
             if actions:
                 add_actions(self.menu, actions)
         else:
             self.menu = menu
-            
+
         # Corner widgets
         if corner_widgets is None:
             corner_widgets = {}
@@ -300,7 +300,7 @@ class BaseTabs(QTabWidget):
                 # Testing if tab names are filenames
                 dirnames.append(osp.dirname(text))
         offset = None
-        
+
         # If tab names are all filenames, removing common path:
         if len(names) == len(dirnames):
             common = get_common_path(dirnames)
@@ -348,17 +348,17 @@ class BaseTabs(QTabWidget):
                     clayout.addWidget(widget)
             cwidget.setLayout(clayout)
             cwidget.show()
-            
+
     def add_corner_widgets(self, widgets, corner=Qt.TopRightCorner):
         self.set_corner_widgets({corner:
                                  self.corner_widgets.get(corner, [])+widgets})
-        
+
     def contextMenuEvent(self, event):
         """Override Qt method"""
         self.setCurrentIndex(self.tabBar().tabAt(event.pos()))
         if self.menu:
             self.menu.popup(event.globalPos())
-            
+
     def mousePressEvent(self, event):
         """Override Qt method"""
         if event.button() == Qt.MidButton:
@@ -368,7 +368,7 @@ class BaseTabs(QTabWidget):
                 event.accept()
                 return
         QTabWidget.mousePressEvent(self, event)
-        
+
     def keyPressEvent(self, event):
         """Override Qt method"""
         ctrl = event.modifiers() & Qt.ControlModifier
@@ -400,7 +400,7 @@ class BaseTabs(QTabWidget):
         else:
             index = self.currentIndex()+delta
         self.setCurrentIndex(index)
-        
+
     def set_close_function(self, func):
         """Setting Tabs close function
         None -> tabs are not closable"""
@@ -418,14 +418,14 @@ class BaseTabs(QTabWidget):
                                              tip=_("Close current tab"))
             self.setCornerWidget(close_button if state else None)
 
-        
+
 class Tabs(BaseTabs):
     """BaseTabs widget with movable tabs and tab navigation shortcuts"""
     # Signals
     move_data = Signal(int, int)
     move_tab_finished = Signal()
     sig_move_tab = Signal(str, str, int, int)
-    
+
     def __init__(self, parent, actions=None, menu=None,
                  corner_widgets=None, menu_use_tooltips=False,
                  rename_tabs=False, split_char='',
@@ -458,11 +458,11 @@ class Tabs(BaseTabs):
         tip, text = self.tabToolTip(index_from), self.tabText(index_from)
         icon, widget = self.tabIcon(index_from), self.widget(index_from)
         current_widget = self.currentWidget()
-        
+
         self.removeTab(index_from)
         self.insertTab(index_to, widget, icon, text)
         self.setTabToolTip(index_to, tip)
-        
+
         self.setCurrentWidget(current_widget)
         self.move_tab_finished.emit()
 
@@ -470,7 +470,7 @@ class Tabs(BaseTabs):
     def move_tab_from_another_tabwidget(self, tabwidget_from,
                                         index_from, index_to):
         """Move tab from a tabwidget to another"""
-            
+
         # We pass self object IDs as QString objs, because otherwise it would 
         # depend on the platform: long for 64bit, int for 32bit. Replacing 
         # by long all the time is not working on some 32bit platforms 

tools/create_app.py

@@ -45,10 +45,10 @@ def get_stdlib_modules():
     """
     Returns a list containing the names of all the modules available in the
     standard library.
-    
+
     Based on the function get_root_modules from the IPython project.
     Present in IPython.core.completerlib in v0.13.1
-    
+
     Copyright (C) 2010-2011 The IPython Development Team.
     Distributed under the terms of the BSD License.
     """
@@ -56,7 +56,7 @@ def get_stdlib_modules():
     for path in sys.path[1:]:
         if 'site-packages' not in path:
             modules += module_list(path)
-    
+
     modules = set(modules)
     if '__init__' in modules:
         modules.remove('__init__')