Bunch of random clenaups and fixes

Author: tleonhardt

cmd2/argparse_custom.py

@@ -977,7 +977,7 @@ def _ArgumentParser_check_value(self: argparse.ArgumentParser, action: argparse.
 ############################################################################################################
 
 
-def _SubParsersAction_remove_parser(self: argparse._SubParsersAction, name: str) -> None:  # type: ignore
+def _SubParsersAction_remove_parser(self: argparse._SubParsersAction, name: str) -> None:  # type: ignore[type-arg]
     """
     Removes a sub-parser from a sub-parsers group. Used to remove subcommands from a parser.
 
@@ -1289,7 +1289,7 @@ def __init__(
 
         self.set_ap_completer_type(ap_completer_type)  # type: ignore[attr-defined]
 
-    def add_subparsers(self, **kwargs: Any) -> argparse._SubParsersAction:  # type: ignore
+    def add_subparsers(self, **kwargs: Any) -> argparse._SubParsersAction:  # type: ignore[type-arg]
         """
         Custom override. Sets a default title if one was not given.
 

cmd2/cmd2.py

@@ -4599,7 +4599,7 @@ def do_ipy(self, _: argparse.Namespace) -> Optional[bool]:  # pragma: no cover
 
             # Allow users to install ipython from a cmd2 prompt when needed and still have ipy command work
             try:
-                start_ipython  # noqa F823
+                start_ipython  # noqa: F823
             except NameError:
                 from IPython import start_ipython  # type: ignore[import]
 
@@ -4636,7 +4636,7 @@ def do_ipy(self, _: argparse.Namespace) -> Optional[bool]:  # pragma: no cover
                 local_vars['self'] = self
 
             # Configure IPython
-            config = TraitletsLoader.Config()  # type: ignore
+            config = TraitletsLoader.Config()
             config.InteractiveShell.banner2 = (
                 'Entering an IPython shell. Type exit, quit, or Ctrl-D to exit.\n'
                 f'Run CLI commands with: {self.py_bridge_name}("command ...")\n'

cmd2/constants.py

@@ -1,4 +1,3 @@
-#
 """This module contains constants used throughout ``cmd2``."""
 
 # Unless documented in https://cmd2.readthedocs.io/en/latest/api/index.html

cmd2/parsing.py

@@ -1,4 +1,3 @@
-#
 """Statement parsing classes for cmd2"""
 
 import re

cmd2/plugin.py

@@ -1,4 +1,3 @@
-#
 """Classes for the cmd2 plugin system"""
 
 from dataclasses import (

cmd2/transcript.py

@@ -1,4 +1,3 @@
-#
 """Machinery for running and validating transcripts.
 
 If the user wants to run a transcript (see docs/transcript.rst),

examples/modular_commands/commandset_complex.py

@@ -1,5 +1,3 @@
-# coding=utf-8
-# flake8: noqa E302
 """
 Test CommandSet
 """

examples/override_parser.py

@@ -1,6 +1,4 @@
 #!/usr/bin/env python
-# coding=utf-8
-# flake8: noqa F402
 """
 The standard parser used by cmd2 built-in commands is Cmd2ArgumentParser.
 The following code shows how to override it with your own parser class.

examples/scripts/conditional.py

@@ -1,5 +1,3 @@
-# coding=utf-8
-# flake8: noqa F821
 """
 This is a Python script intended to be used with the "python_scripting.py" cmd2 example application.
 

examples/scripts/save_help_text.py

@@ -1,5 +1,3 @@
-# coding=utf-8
-# flake8: noqa F821
 """
 A cmd2 script that saves the help text for every command, subcommand, and topic to a file.
 This is meant to be run within a cmd2 session using run_pyscript.
@@ -29,9 +27,7 @@ def get_sub_commands(parser: argparse.ArgumentParser) -> List[str]:
                     sub_cmds.append(sub_cmd)
 
                     # Look for nested subcommands
-                    for nested_sub_cmd in get_sub_commands(sub_cmd_parser):
-                        sub_cmds.append('{} {}'.format(sub_cmd, nested_sub_cmd))
-
+                    sub_cmds.extend(f'{sub_cmd} {nested_sub_cmd}' for nested_sub_cmd in get_sub_commands(sub_cmd_parser))
                 break
 
     sub_cmds.sort()