Improve type hints #2212
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Improve type hints #2212
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davidism
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Mar 11, 2022
src/click/types.py
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| @@ -234,7 +234,7 @@ class Choice(ParamType): | |||
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| name = "choice" | |||
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| def __init__(self, choices: t.Sequence[str], case_sensitive: bool = True) -> None: | |||
| def __init__(self, choices: t.Collection[str], case_sensitive: bool = True) -> None: | |||
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Please revert this. Requiring a sequence was deliberate on my part, as the order may matter for display purposes.
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easy enough; force-pushed back to a0bbbf2
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This PR improves the typpe annotation on
@commanddecorator so that whenclsis submitted, the return value is an instance ofcls.In addition, as a small tweak, I lowered the requirement on
choicesofChoicetoCollection-- we only need iteration and length. This wayChoice(choices=somedict.keys())is valid.Checklist:
CHANGES.rstsummarizing the change and linking to the issue... versionchanged::entries in any relevant code docs.pre-commithooks and fix any issues.pytestandtox, no tests failed.