Python argparse 模块,_HelpAction() 实例源码

我们从Python开源项目中,提取了以下6个代码示例,用于说明如何使用argparse._HelpAction()

项目:dagda    作者:eliasgranderubio    | 项目源码 | 文件源码
def __init__(self):
        super(DagdaCLIParser, self).__init__()
        self.parser = DagdaGlobalParser(prog='dagda.py', usage=dagda_global_parser_text, add_help=False)
        self.parser.add_argument('command', choices=['vuln', 'check', 'history', 'start', 'monitor', 'docker', 'agent'])
        self.parser.add_argument('-h', '--help', action=_HelpAction)
        self.parser.add_argument('-v', '--version', action='version', version='%(prog)s 0.7.0')
        self.args, self.unknown = self.parser.parse_known_args()
        if self.get_command() == 'vuln':
            self.extra_args = VulnCLIParser()
        elif self.get_command() == 'check':
            self.extra_args = CheckCLIParser()
        elif self.get_command() == 'history':
            self.extra_args = HistoryCLIParser()
        elif self.get_command() == 'start':
            self.extra_args = StartCLIParser()
        elif self.get_command() == 'monitor':
            self.extra_args = MonitorCLIParser()
        elif self.get_command() == 'docker':
            self.extra_args = DockerCLIParser()
        elif self.get_command() == 'agent':
            self.extra_args = AgentCLIParser()

    # -- Getters

    # Gets command
项目:girlfriend    作者:chihongze    | 项目源码 | 文件源码
def print_help(parser, color=None):
    """??????"""
    help_text = []
    for action in parser._actions:
        if isinstance(action, argparse._HelpAction):
            continue
        option_strings = ",".join(action.option_strings)
        help_text.append(u"{}  {}".format(option_strings, action.help))
    print "\n", colored("\n".join(help_text), color)
项目:argparseweb    作者:nirizr    | 项目源码 | 文件源码
def filter_input_object(self, action):
    if isinstance(action, argparse._VersionAction):
      return True
    if isinstance(action, argparse._HelpAction):
      return True
    return False

  # TODO: maybe this function should move to be near the opposite in webuipage.POST
项目:cligraphy    作者:Netflix-Skunkworks    | 项目源码 | 文件源码
def add_namespace(self, namespace, parent):
        desc = '%s sub-command group' % namespace.capitalize()
        temp = parent.add_parser(namespace,
                                 help=desc,
                                 description=desc,
                                 formatter_class=CustomDescriptionFormatter,
                                 add_help=False)
        temp.add_argument('-h', '--help', dest='_help', action=argparse._HelpAction)
        sub = temp.add_subparsers(help='Available sub-commands', parser_class=BaseParser)
        self.sub_map[namespace] = sub
        return sub
项目:cligraphy    作者:Netflix-Skunkworks    | 项目源码 | 文件源码
def finish_parser(parser, module_name):
    logging.debug('Build actual parser for module %s', module_name)
    module = importlib.import_module(module_name)

    if hasattr(module, 'configure'):
        module.configure(parser)

    parser.set_defaults(_func=module.main)
    parser.add_argument('-h', '--help', dest='_help', action=argparse._HelpAction)
    return module.main
项目:debpackager    作者:urban48    | 项目源码 | 文件源码
def parse_arguments():

    parser = argparse.ArgumentParser(description=
                                     'cli tool for creating debians',
                                     add_help=False)
    # parser.add_argument('--generate-only', metavar='',
    #                     help='Only generate debian files,\n'
    #                          'Without building the package',
    #                     dest='generate_only')
    parser.add_argument('-v', '--version', help='show version',
                        action='version', version=__version__)
    parser.add_argument('-h', '--help', action=_HelpAction,
                        help='show help')

    subparsers = parser.add_subparsers(dest='cmd')

    build = subparsers.add_parser('build')
    subparsers.required = True
    build.set_defaults(action='build')
    build.add_argument('--install-dependencies',
                       dest='install_dependencies',
                       action='store_true',
                       help='install deb dependencies before build\n'
                            '(used for python virtualenv creation)',
                       default=False)
    build.add_argument('--no-clean',
                       dest='clean',
                       action='store_false',
                       help='leave behind everything used to '
                            'create the debian package',
                       default=True)
    build.add_argument('-t', '--type',
                       metavar='',
                       dest='project_type',
                       action='store',
                       help='set project type, default: auto detect')
    build.add_argument('-p', '--path', metavar='', dest='project_path',
                       action='store', default=os.getcwd(),
                       help='set path to project, '
                            'default: current location')
    build.add_argument('-v', '--version', metavar='', dest='custom_version',
                       help='set version manually', action='store')

    generate = subparsers.add_parser('generate')
    generate.add_argument('-p', '--path', metavar='', dest='project_path',
                          action='store', default=os.getcwd(),
                          help='set path to project, '
                          'default: current location')
    generate.add_argument('-v', '--version', metavar='', dest='custom_version',
                          help='set version manually', action='store')

    return parser.parse_args()