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| # Example: python argparse_lookup_choices.py --lookup key1 | |
| # Namespace(lookup='1') | |
| import argparse | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument('--lookup', choices = dict(key1 = '1', key2 = '2'), default = '1', action = type('', (argparse.Action, ), dict(__call__ = lambda a, p, n, v, o: setattr(n, a.dest, a.choices[v])))) | |
| print(parser.parse_args()) |
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