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May 1, 2019 00:56
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Save mahmoud/8f60dd54c4729a71b5c3f7d0e64fe37a to your computer and use it in GitHub Desktop.
(based on years of argparse experience, also serves to demonstrate why argparse is not so good)
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| def create_parser(): | |
| root_parser = ArgumentParser(description='article fetch operations') | |
| root_parser.add_argument('--list_home', help='list lookup directory') | |
| add_subparsers(root_parser.add_subparsers()) | |
| return root_parser | |
| def add_subparsers(subparsers): | |
| parser_list = subparsers.add_parser('list') | |
| parser_list.add_argument('target_list', nargs='?', | |
| help='Name of the list or list file') | |
| parser_list.set_defaults(func=get_list) | |
| ... | |
| def main(): | |
| parser = create_parser() | |
| args = parser.parse_args() | |
| kwargs = dict(args._get_kwargs()) | |
| args.func(**kwargs) | |
| if __name__ == '__main__': | |
| main() |
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