Various pylint fixes.

topydo/lib/AddCommand.py

@@ -30,8 +30,10 @@ class AddCommand(Command.Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(AddCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(AddCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
         self.text = ' '.join(p_args)
+        self.todo = None
 
     def _preprocess_input_todo(self):
         """
@@ -102,7 +104,8 @@ class AddCommand(Command.Command):
         return """Synopsis: add <text>"""
 
     def help(self):
-        return """This subcommand automatically adds the creation date to the added item.
+        return """\
+This subcommand automatically adds the creation date to the added item.
 
 <text> may contain:
 

topydo/lib/AppendCommand.py

@@ -23,7 +23,8 @@ class AppendCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(AppendCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt=lambda a: None)
+        super(AppendCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt=lambda a: None)
 
     def execute(self):
         if not super(AppendCommand, self).execute():
@@ -48,4 +49,6 @@ class AppendCommand(Command):
         return """Synopsis: append <number> <text>"""
 
     def help(self):
-        return """Adds the given <text> to the end of the todo indicated by <number>."""
+        return """\
+Adds the given <text> to the end of the todo indicated by <number>.
+"""

topydo/lib/ArchiveCommand.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 

topydo/lib/Command.py

@@ -73,9 +73,9 @@ class Command(object):
     def getopt(self, p_flags, p_long=[]):
         try:
             result = getopt.getopt(self.args, p_flags, p_long)
-        except getopt.GetoptError as e:
-            self.error(str(e))
-            result = ([],self.args)
+        except getopt.GetoptError as goe:
+            self.error(str(goe))
+            result = ([], self.args)
 
         return result
 

topydo/lib/Config.py

@@ -146,8 +146,8 @@ def config(p_path=None):
     if not config.instance or p_path != None:
         try:
             config.instance = _Config(p_path)
-        except ConfigParser.ParsingError as e:
-            raise ConfigError(str(e))
+        except ConfigParser.ParsingError as perr:
+            raise ConfigError(str(perr))
 
     return config.instance
 

topydo/lib/DCommand.py

@@ -30,7 +30,8 @@ class DCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(DCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(DCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
         self.force = False
 
@@ -63,7 +64,9 @@ class DCommand(Command):
         self.args = args
 
     def _uncompleted_children(self, p_todo):
-        return sorted([t for t in self.todolist.children(p_todo) if not t.is_completed()])
+        return sorted(
+            [t for t in self.todolist.children(p_todo) if not t.is_completed()]
+        )
 
     def _print_list(self, p_todos, p_print_numbers=True):
         filters = []
@@ -81,17 +84,17 @@ class DCommand(Command):
         return ""
 
     def _process_subtasks(self):
-            children = self._uncompleted_children(self.todo)
-            if children:
-                self._print_list(children)
+        children = self._uncompleted_children(self.todo)
+        if children:
+            self._print_list(children)
 
-                if not self.force:
-                    confirmation = self.prompt(self.prompt_text())
+            if not self.force:
+                confirmation = self.prompt(self.prompt_text())
 
-                if not self.force and re.match('^y(es)?$', confirmation, re.I):
-                    for child in children:
-                        self.execute_specific_core(child)
-                        self.out(self.prefix() + pretty_print(child))
+            if not self.force and re.match('^y(es)?$', confirmation, re.I):
+                for child in children:
+                    self.execute_specific_core(child)
+                    self.out(self.prefix() + pretty_print(child))
 
     def _print_unlocked_todos(self, p_old, p_new):
         delta = [todo for todo in p_new if todo not in p_old]
@@ -109,10 +112,13 @@ class DCommand(Command):
         Since these todos pop up at the end of the list, we cut off the list
         just before that point.
         """
-        return [todo for todo in self.todolist.todos()[:self.length] if not self._uncompleted_children(todo) and todo.is_active()]
+        return [todo for todo in self.todolist.todos()[:self.length]
+            if not self._uncompleted_children(todo) and todo.is_active()]
 
     def condition(self):
-        """ An additional condition whether execute_specific should be executed. """
+        """
+        An additional condition whether execute_specific should be executed.
+        """
         return True
 
     def condition_failed_text(self):

topydo/lib/DeleteCommand.py

@@ -22,7 +22,8 @@ class DeleteCommand(DCommand):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(DeleteCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(DeleteCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
     def prompt_text(self):
         return "Also remove subtasks? [y/N] "

topydo/lib/DepCommand.py

@@ -26,7 +26,8 @@ class DepCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(DepCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(DepCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
         try:
             self.subsubcommand = self.argument(0)
@@ -130,7 +131,10 @@ class DepCommand(Command):
   dep clean"""
 
     def help(self):
-        return """* add: Adds a dependency. Using 1 before 2 creates a dependency from todo item 2 to 1.
-* rm (alias: del): Removes a dependency.
-* ls: Lists all dependencies to or from a certain todo.
-* clean (alias: gc): Removes redundant id or p tags."""
+        return """\
+* add              : Adds a dependency. Using 1 before 2 creates a dependency
+                     from todo item 2 to 1.
+* rm (alias: del)  : Removes a dependency.
+* ls               : Lists all dependencies to or from a certain todo.
+* clean (alias: gc): Removes redundant id or p tags.
+"""

topydo/lib/DepriCommand.py

@@ -23,7 +23,8 @@ class DepriCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(DepriCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(DepriCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
     def execute(self):
         if not super(DepriCommand, self).execute():

topydo/lib/DoCommand.py

@@ -30,7 +30,8 @@ class DoCommand(DCommand):
         self.strict_recurrence = False
         self.completion_date = date.today()
 
-        super(DoCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(DoCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
     def get_flags(self):
         """ Additional flags. """
@@ -59,7 +60,9 @@ class DoCommand(DCommand):
         return "Completed: "
 
     def condition(self):
-        """ An additional condition whether execute_specific should be executed. """
+        """
+        An additional condition whether execute_specific should be executed.
+        """
         return not self.todo.is_completed()
 
     def condition_failed_text(self):

topydo/lib/Filter.py

@@ -60,6 +60,8 @@ class GrepFilter(Filter):
     """ Matches when the todo text contains a text. """
 
     def __init__(self, p_expression, p_case_sensitive=None):
+        super(GrepFilter, self).__init__()
+
         self.expression = p_expression
 
         if p_case_sensitive != None:
@@ -107,6 +109,7 @@ class DependencyFilter(Filter):
         Pass on a TodoList instance such that the dependencies can be
         looked up.
         """
+        super(DependencyFilter, self).__init__()
         self.todolist = p_todolist
 
     def match(self, p_todo):
@@ -128,6 +131,7 @@ class InstanceFilter(Filter):
 
         This is handy for constructing a view given a plain list of Todo items.
         """
+        super(InstanceFilter, self).__init__()
         self.todos = p_todos
 
     def match(self, p_todo):
@@ -142,6 +146,7 @@ class InstanceFilter(Filter):
 
 class LimitFilter(Filter):
     def __init__(self, p_limit):
+        super(LimitFilter, self).__init__()
         self.limit = p_limit
 
     def filter(self, p_todos):
@@ -151,6 +156,7 @@ ORDINAL_TAG_MATCH = r"(?P<key>[^:]*):(?P<operator><=?|=|>=?|!)?(?P<value>\S*)"
 
 class OrdinalTagFilter(Filter):
     def __init__(self, p_expression):
+        super(OrdinalTagFilter, self).__init__()
         match = re.match(ORDINAL_TAG_MATCH, p_expression)
         if match:
             self.key = match.group('key')

topydo/lib/ListCommand.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -27,7 +27,8 @@ class ListCommand(Command.Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(ListCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(ListCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
         self.sort_expression = config().sort_string()
         self.show_all = False
@@ -35,11 +36,11 @@ class ListCommand(Command.Command):
     def _process_flags(self):
         opts, args = self.getopt('s:x')
 
-        for o, a in opts:
-            if o == '-x':
+        for opt, value in opts:
+            if opt == '-x':
                 self.show_all = True
-            elif o == '-s':
-                self.sort_expression = a
+            elif opt == '-s':
+                self.sort_expression = value
 
         self.args = args
 
@@ -53,7 +54,8 @@ class ListCommand(Command.Command):
                     argfilter = Filter.OrdinalTagFilter(arg)
                 elif len(arg) > 1 and arg[0] == '-':
                     # when a word starts with -, exclude it
-                    argfilter = Filter.NegationFilter(Filter.GrepFilter(arg[1:]))
+                    argfilter = Filter.GrepFilter(arg[1:])
+                    argfilter = Filter.NegationFilter(argfilter)
                 else:
                     argfilter = Filter.GrepFilter(arg)
 
@@ -88,7 +90,8 @@ class ListCommand(Command.Command):
         return """Synopsis: ls [-x] [-s <sort_expression>] [expression]"""
 
     def help(self):
-        return """Lists all relevant todos. A todo is relevant when:
+        return """\
+Lists all relevant todos. A todo is relevant when:
 
 * has not been completed yet;
 * the start date (if present) has passed;
@@ -98,4 +101,5 @@ When an expression is given, only the todos matching that expression are shown.
 
 -s : Sort the list according to a sort expression. Defaults to the expression
      in the configuration.
--x : Show all todos (i.e. do not filter on dependencies or relevance)."""
+-x : Show all todos (i.e. do not filter on dependencies or relevance).
+"""

topydo/lib/ListContextCommand.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -21,7 +21,8 @@ class ListContextCommand(Command.Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(ListContextCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(ListContextCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
     def execute(self):
         if not super(ListContextCommand, self).execute():
@@ -31,7 +32,7 @@ class ListContextCommand(Command.Command):
             self.out(context)
 
     def usage(self):
-      return """Synopsis: lscon"""
+        return """Synopsis: lscon"""
 
     def help(self):
-      return """Lists all contexts in the todo list."""
+        return """Lists all contexts in the todo list."""

topydo/lib/ListProjectCommand.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -21,7 +21,8 @@ class ListProjectCommand(Command.Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(ListProjectCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(ListProjectCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
     def execute(self):
         if not super(ListProjectCommand, self).execute():
@@ -31,7 +32,7 @@ class ListProjectCommand(Command.Command):
             self.out(project)
 
     def usage(self):
-      return """Synopsis: lscon"""
+        return """Synopsis: lscon"""
 
     def help(self):
-      return """Lists all projects in the todo list."""
+        return """Lists all projects in the todo list."""

topydo/lib/PostponeCommand.py

@@ -28,15 +28,16 @@ class PostponeCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(PostponeCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
-        
+        super(PostponeCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
+
         self.move_start_date = False
 
     def _process_flags(self):
         opts, args = self.getopt('s')
-            
-        for o, a in opts:
-            if o == '-s':
+
+        for opt, _ in opts:
+            if opt == '-s':
                 self.move_start_date = True
 
         self.args = args
@@ -86,7 +87,8 @@ class PostponeCommand(Command):
         return "Synopsis: postpone [-s] <NUMBER> <PATTERN>"
 
     def help(self):
-        return """Postpone a todo item with the given number and the given pattern.
+        return """\
+Postpone a todo item with the given number and the given pattern.
 
 Postponing is done by adjusting the due date of the todo, and if the -s flag is
 given, the start date accordingly.
@@ -94,4 +96,5 @@ given, the start date accordingly.
 The pattern is a relative date, written in the format <COUNT><PERIOD> where
 count is a number and <PERIOD> is either 'd', 'w', 'm' or 'y', which stands for
 days, weeks, months and years respectively. Example: 'postpone 1 1w' postpones
-todo number 1 for 1 week."""
+todo number 1 for 1 week.
+"""

topydo/lib/PrettyPrinter.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -46,7 +46,9 @@ def pp_color(p_todo_str, p_todo):
         p_todo_str = '%s%s%s' % (color, p_todo_str, NEUTRAL_COLOR)
 
         if config().highlight_projects_contexts():
-            p_todo_str = re.sub(r'\B(\+|@)(\S*\w)', PROJECT_COLOR + r'\g<0>' + color, \
+            p_todo_str = re.sub(
+                r'\B(\+|@)(\S*\w)',
+                PROJECT_COLOR + r'\g<0>' + color,
                 p_todo_str)
 
         p_todo_str += NEUTRAL_COLOR

topydo/lib/PriorityCommand.py

@@ -24,7 +24,8 @@ class PriorityCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(PriorityCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(PriorityCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
     def execute(self):
         if not super(PriorityCommand, self).execute():
@@ -61,4 +62,6 @@ class PriorityCommand(Command):
         return """Synopsis: pri <NUMBER> <PRIORITY>"""
 
     def help(self):
-        return """Sets the priority of todo the given number to the given priority."""
+        return """\
+Sets the priority of todo the given number to the given priority.
+"""

topydo/lib/RelativeDate.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -81,7 +81,18 @@ def relative_date_to_date(p_date, p_offset=date.today()):
     p_date = p_date.lower()
 
     relative = re.match('(?P<length>[0-9]+)(?P<period>[dwmy])$', p_date, re.I)
-    weekday = re.match('mo(n(day)?)?$|tu(e(sday)?)?$|we(d(nesday)?)?$|th(u(rsday)?)?$|fr(i(day)?)?$|sa(t(urday)?)?$|su(n(day)?)?$', p_date)
+
+    monday = 'mo(n(day)?)?$'
+    tuesday = 'tu(e(sday)?)?$'
+    wednesday = 'we(d(nesday)?)?$'
+    thursday = 'th(u(rsday)?)?$'
+    friday = 'fr(i(day)?)?$'
+    saturday = 'sa(t(urday)?)?$'
+    sunday = 'su(n(day)?)?$'
+
+    weekday = re.match('|'.join(
+        [monday, tuesday, wednesday, thursday, friday, saturday, sunday]),
+        p_date)
 
     if relative:
         length = relative.group('length')

topydo/lib/SortCommand.py

@@ -23,7 +23,8 @@ class SortCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(SortCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(SortCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
     def execute(self):
         if not super(SortCommand, self).execute():
@@ -46,8 +47,9 @@ class SortCommand(Command):
         return """Synopsis: sort [expression]"""
 
     def help(self):
-        return """Sorts the file according to the expression. If no expression is given,
-the expression in the configuration is used.
+        return """\
+Sorts the file according to the expression. If no expression is given, the
+expression in the configuration is used.
 
 The following sort properties are supported:
 

topydo/lib/Sorter.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -45,9 +45,9 @@ def get_field_function(p_field):
         result = (lambda a: a.completion_date() if a.completion_date() \
             else date.max)
     elif p_field == 'importance':
-        result = lambda a: importance(a)
+        result = importance
     elif p_field == 'importance-avg' or p_field == 'importance-average':
-        result = lambda a: average_importance(a)
+        result = average_importance
     elif p_field == 'text':
         result = lambda a: a.text()
     else:

topydo/lib/TagCommand.py

@@ -23,7 +23,8 @@ class TagCommand(Command):
                  p_out=lambda a: None,
                  p_err=lambda a: None,
                  p_prompt=lambda a: None):
-        super(TagCommand, self).__init__(p_args, p_todolist, p_out, p_err, p_prompt)
+        super(TagCommand, self).__init__(
+            p_args, p_todolist, p_out, p_err, p_prompt)
 
         self.force = False
         self.force_add = False
@@ -31,10 +32,11 @@ class TagCommand(Command):
         self.tag = None
         self.value = None
         self.values = []
+        self.current_values = []
 
     def _process_flags(self):
         flags, args = self.getopt("af")
-        for flag, value in flags:
+        for flag, _ in flags:
             if flag == "-a":
                 self.force_add = True
             elif flag == "-f":
@@ -70,7 +72,8 @@ class TagCommand(Command):
             for i, value in enumerate(self.current_values):
                 self.out("%2d. %s" % (i + 1, value))
 
-            answer = self.prompt('Which value to remove? Enter number or "all": ')
+            answer = self.prompt(
+                'Which value to remove? Enter number or "all": ')
 
         if answer != "all":
             try:
@@ -118,9 +121,12 @@ class TagCommand(Command):
         return """Synopsis: tag [-a] [-f] <NUMBER> <tag> [<value>]"""
 
     def help(self):
-        return """Sets the given tag to the given todo number with the given value. If
-the value is omitted, the tag is removed from the todo item.
-
--a : Do not change the current value of the tag if it exists, but add a new value.
--f : Force setting/removing all values of the tag. Prevents interaction with the user.
-        """
+        return """\
+Sets the given tag to the given todo number with the given value. If the value
+is omitted, the tag is removed from the todo item.
+
+-a : Do not change the current value of the tag if it exists, but add a new
+     value.
+-f : Force setting/removing all values of the tag. Prevents interaction with the
+     user.
+"""

topydo/lib/TodoList.py

@@ -145,7 +145,8 @@ class TodoList(TodoListBase.TodoListBase):
         Returns a list of parent todos that (in)directly depend on the
         given todo.
         """
-        parents = self._depgraph.incoming_neighbors(hash(p_todo), not p_only_direct)
+        parents = self._depgraph.incoming_neighbors(
+            hash(p_todo), not p_only_direct)
         return [self._tododict[parent] for parent in parents]
 
     def children(self, p_todo, p_only_direct=False):
@@ -167,7 +168,9 @@ class TodoList(TodoListBase.TodoListBase):
         """
         def clean_by_tag(tag_name):
             """ Generic function to handle 'p' and 'id' tags. """
-            for todo in [todo for todo in self._todos if todo.has_tag(tag_name)]:
+            for todo in [todo for todo in self._todos
+                if todo.has_tag(tag_name)]:
+
                 value = todo.tag_value(tag_name)
                 if not self._depgraph.has_edge_id(value):
                     todo.remove_tag(tag_name, value)

topydo/lib/TodoListBase.py

@@ -185,7 +185,8 @@ class TodoListBase(object):
         A filter for the pretty printer to append the todo number to the
         printed todo.
         """
-        return lambda p_todo_str, p_todo: "%3d %s" % (self.number(p_todo), p_todo_str)
+        return lambda p_todo_str, p_todo: \
+            "%3d %s" % (self.number(p_todo), p_todo_str)
 
     def __str__(self):
         return '\n'.join(pretty_print_list(self._todos))

topydo/lib/TodoParser.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -23,12 +23,19 @@ import re
 
 import Utils
 
-_date_match = r'\d{4}-\d{2}-\d{2}'
-_completed_head_match = re.compile(r'x ((?P<completionDate>' + _date_match + ') )' + '((?P<creationDate>' + _date_match + ') )?(?P<rest>.*)')
-_normal_head_match = re.compile(r'(\((?P<priority>[A-Z])\) )?' + '((?P<creationDate>' + _date_match + ') )?(?P<rest>.*)')
-_tag_match = re.compile('(?P<key>[^:]*):(?P<value>.*)')
-_project_match = re.compile(r'\+(\S*\w)')
-_context_match = re.compile(r'@(\S*\w)')
+_DATE_MATCH = r'\d{4}-\d{2}-\d{2}'
+
+_COMPLETED_HEAD_MATCH = re.compile(
+    r'x ((?P<completionDate>' + _DATE_MATCH + ') )' + '((?P<creationDate>' +
+    _DATE_MATCH + ') )?(?P<rest>.*)')
+
+_NORMAL_HEAD_MATCH = re.compile(
+    r'(\((?P<priority>[A-Z])\) )?' + '((?P<creationDate>' + _DATE_MATCH +
+    ') )?(?P<rest>.*)')
+
+_TAG_MATCH = re.compile('(?P<key>[^:]*):(?P<value>.*)')
+_PROJECT_MATCH = re.compile(r'\+(\S*\w)')
+_CONTEXT_MATCH = re.compile(r'@(\S*\w)')
 
 def parse_line(p_string):
     """
@@ -52,8 +59,8 @@ def parse_line(p_string):
         'tags': []
     }
 
-    completed_head = _completed_head_match.match(p_string)
-    normal_head = _normal_head_match.match(p_string)
+    completed_head = _COMPLETED_HEAD_MATCH.match(p_string)
+    normal_head = _NORMAL_HEAD_MATCH.match(p_string)
 
     rest = p_string
 
@@ -76,15 +83,15 @@ def parse_line(p_string):
         rest = normal_head.group('rest')
 
     for word in rest.split():
-        project = _project_match.match(word)
+        project = _PROJECT_MATCH.match(word)
         if project:
             result['projects'].append(project.group(1))
 
-        context = _context_match.match(word)
+        context = _CONTEXT_MATCH.match(word)
         if context:
             result['contexts'].append(context.group(1))
 
-        tag = _tag_match.match(word)
+        tag = _TAG_MATCH.match(word)
         if tag:
             result['tags'].append((tag.group('key'), tag.group('value')))
             continue

topydo/lib/View.py

 # Topydo - A todo.txt client written in Python.
 # Copyright (C) 2014 Bram Schoenmakers <me@bramschoenmakers.nl>
-# 
+#
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
@@ -44,7 +44,7 @@ class View(object):
 
     def pretty_print(self, p_pp_filters=[]):
         """ Pretty prints the view. """
-        pp_filters = [self._todolist.pp_number(), pp_color] + p_pp_filters;
+        pp_filters = [self._todolist.pp_number(), pp_color] + p_pp_filters
         return '\n'.join(pretty_print_list(self._viewdata, pp_filters))
 
     def __str__(self):