260     def add_argument(self, action):  argument
513     def _format_action(self, action):  argument
561     def _format_action_invocation(self, action):  argument
585     def _metavar_formatter(self, action, default_metavar):  argument
601     def _format_args(self, action, default_metavar):  argument
629     def _expand_help(self, action):  argument
642     def _iter_indented_subactions(self, action):  argument
666     def _get_help_string(self, action):  argument
669     def _get_default_metavar_for_optional(self, action):  argument
672     def _get_default_metavar_for_positional(self, action):  argument
705     def _get_help_string(self, action):  argument
735     def _get_default_metavar_for_optional(self, action):  argument
738     def _get_default_metavar_for_positional(self, action):  argument
1480     def _add_action(self, action):  argument
1501     def _remove_action(self, action):  argument
1607     def _check_conflict(self, action):  argument
1621     def _handle_conflict_error(self, action, conflicting_actions):  argument
1630     def _handle_conflict_resolve(self, action, conflicting_actions):  argument
1669     def _add_action(self, action):  argument
1674     def _remove_action(self, action):  argument
1694     def _add_action(self, action):  argument
1702     def _remove_action(self, action):  argument
1848     def _add_action(self, action):  argument
1960         def take_action(action, argument_strings, option_string=None):  argument
2191     def _match_argument(self, action, arg_strings_pattern):  argument
2332     def _get_nargs_pattern(self, action):  argument
2465     def _get_values(self, action, arg_strings):  argument
2521     def _get_value(self, action, arg_string):  argument
2547     def _check_value(self, action, value):  argument