Clarify that variadic positional parameters can be expressed with Callable#2164
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hauntsaninja merged 4 commits intopython:mainfrom Jan 29, 2026
Merged
Clarify that variadic positional parameters can be expressed with Callable#2164hauntsaninja merged 4 commits intopython:mainfrom
hauntsaninja merged 4 commits intopython:mainfrom
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carljm
reviewed
Jan 28, 2026
carljm
approved these changes
Jan 28, 2026
JelleZijlstra
approved these changes
Jan 29, 2026
erictraut
reviewed
Jan 31, 2026
| f4: CallbackWithStr[...] = cb # Error | ||
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| Variadic positional parameter types can be defined with with an unpacked tuple |
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Typo: "with with" should be "with"
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As @JelleZijlstra noted here the current notion of
is not correct as we can express variadic positional parameters with an unpacked tuple, e.g.
Callable[[*tuple[int, ...]], str].This PR adds clarification for this case.
I've removed the notion about variadics completely in that paragraph, an alternative would be
which feels redundant. Feel free to share other suggestions
Resolves: #2162