bittner /
pyclean
| Total Complexity | 2 |
| Total Lines | 23 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
| 1 | # SPDX-FileCopyrightText: 2019 Peter Bittner <[email protected]> |
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| 2 | # |
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| 3 | # SPDX-License-Identifier: GPL-3.0-or-later |
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| 4 | |||
| 5 | """ |
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| 6 | Cross-Python version compatibility. |
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| 7 | """ |
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| 8 | |||
| 9 | from argparse import _AppendAction as AppendAction |
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| 10 | |||
| 11 | |||
| 12 | class ExtendAction(AppendAction): # pragma: no-cover-gt-py37 |
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| 13 | """ |
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| 14 | Argparse "extend" action for Python < 3.8. |
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| 15 | A simplified backport from the Python standard library. |
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| 16 | """ |
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| 17 | |||
| 18 | def __call__(self, parser, namespace, values, option_string=None): # noqa: ARG002 |
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| 19 | items = getattr(namespace, self.dest, None) |
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| 20 | items = [] if items is None else items[:] |
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| 21 | items.extend(values) |
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| 22 | setattr(namespace, self.dest, items) |
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| 23 |
