Merge pull request #1097 from python-cmd2/black_fixes

Style changes from running black on Python 3.9

Author: kmvanbrunt

examples/alias_startup.py

@@ -10,7 +10,7 @@
 
 
 class AliasAndStartup(cmd2.Cmd):
-    """ Example cmd2 application where we create commands that just print the arguments they are called with."""
+    """Example cmd2 application where we create commands that just print the arguments they are called with."""
 
     def __init__(self):
         alias_script = os.path.join(os.path.dirname(__file__), '.cmd2rc')

examples/arg_print.py

@@ -15,7 +15,7 @@
 
 
 class ArgumentAndOptionPrinter(cmd2.Cmd):
-    """ Example cmd2 application where we create commands that just print the arguments they are called with."""
+    """Example cmd2 application where we create commands that just print the arguments they are called with."""
 
     def __init__(self):
         # Create command shortcuts which are typically 1 character abbreviations which can be used in place of a command

examples/async_printing.py

@@ -32,10 +32,10 @@
 
 
 class AlerterApp(cmd2.Cmd):
-    """ An app that shows off async_alert() and async_update_prompt() """
+    """An app that shows off async_alert() and async_update_prompt()"""
 
     def __init__(self, *args, **kwargs) -> None:
-        """ Initializer """
+        """Initializer"""
         super().__init__(*args, **kwargs)
 
         self.prompt = "(APR)> "
@@ -51,7 +51,7 @@ def __init__(self, *args, **kwargs) -> None:
         self.register_postloop_hook(self._postloop_hook)
 
     def _preloop_hook(self) -> None:
-        """ Start the alerter thread """
+        """Start the alerter thread"""
         # This runs after cmdloop() acquires self.terminal_lock, which will be locked until the prompt appears.
         # Therefore this is the best place to start the alerter thread since there is no risk of it alerting
         # before the prompt is displayed. You can also start it via a command if its not something that should
@@ -62,7 +62,7 @@ def _preloop_hook(self) -> None:
         self._alerter_thread.start()
 
     def _postloop_hook(self) -> None:
-        """ Stops the alerter thread """
+        """Stops the alerter thread"""
 
         # After this function returns, cmdloop() releases self.terminal_lock which could make the alerter
         # thread think the prompt is on screen. Therefore this is the best place to stop the alerter thread.
@@ -72,7 +72,7 @@ def _postloop_hook(self) -> None:
             self._alerter_thread.join()
 
     def do_start_alerts(self, _):
-        """ Starts the alerter thread """
+        """Starts the alerter thread"""
         if self._alerter_thread.is_alive():
             print("The alert thread is already started")
         else:
@@ -81,7 +81,7 @@ def do_start_alerts(self, _):
             self._alerter_thread.start()
 
     def do_stop_alerts(self, _):
-        """ Stops the alerter thread """
+        """Stops the alerter thread"""
         self._stop_event.set()
         if self._alerter_thread.is_alive():
             self._alerter_thread.join()
@@ -167,7 +167,7 @@ def _generate_colored_prompt(self) -> str:
         return style(self.visible_prompt, fg=status_color)
 
     def _alerter_thread_func(self) -> None:
-        """ Prints alerts and updates the prompt any time the prompt is showing """
+        """Prints alerts and updates the prompt any time the prompt is showing"""
 
         self._alert_count = 0
         self._next_alert_time = 0

examples/cmd_as_argument.py

@@ -19,7 +19,7 @@
 
 
 class CmdLineApp(cmd2.Cmd):
-    """ Example cmd2 application. """
+    """Example cmd2 application."""
 
     # Setting this true makes it run a shell command if a cmd2/cmd command doesn't exist
     # default_to_shell = True

examples/decorator_example.py

@@ -19,7 +19,7 @@
 
 
 class CmdLineApp(cmd2.Cmd):
-    """ Example cmd2 application. """
+    """Example cmd2 application."""
 
     def __init__(self, ip_addr=None, port=None, transcript_files=None):
         shortcuts = dict(cmd2.DEFAULT_SHORTCUTS)

examples/environment.py

@@ -7,7 +7,7 @@
 
 
 class EnvironmentApp(cmd2.Cmd):
-    """ Example cmd2 application. """
+    """Example cmd2 application."""
 
     def __init__(self):
         super().__init__()

examples/example.py

@@ -17,7 +17,7 @@
 
 
 class CmdLineApp(cmd2.Cmd):
-    """ Example cmd2 application. """
+    """Example cmd2 application."""
 
     # Setting this true makes it run a shell command if a cmd2/cmd command doesn't exist
     # default_to_shell = True

examples/exit_code.py

@@ -10,7 +10,7 @@
 
 
 class ReplWithExitCode(cmd2.Cmd):
-    """ Example cmd2 application where we can specify an exit code when existing."""
+    """Example cmd2 application where we can specify an exit code when existing."""
 
     def __init__(self):
         super().__init__()

examples/help_categories.py

@@ -23,7 +23,7 @@ def wrapper(*args, **kwds):
 
 
 class HelpCategories(cmd2.Cmd):
-    """ Example cmd2 application. """
+    """Example cmd2 application."""
 
     START_TIMES = ['now', 'later', 'sometime', 'whenever']
 

examples/migrating.py

@@ -8,7 +8,7 @@
 
 
 class CmdLineApp(cmd.Cmd):
-    """ Example cmd application. """
+    """Example cmd application."""
 
     MUMBLES = ['like', '...', 'um', 'er', 'hmmm', 'ahh']
     MUMBLE_FIRST = ['so', 'like', 'well']