8000 More precise type hints for `slice` constructor by randolf-scholz · Pull Request #12899 · python/typeshed · GitHub
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More precise type hints for slice constructor #12899

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More precise type hints for slice constructor #12899

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48b9293
slice.__new__ pin start/step to None if not given
randolf-scholz Oct 24, 2024
b491e4d
generic slice initialization
randolf-scholz Oct 24, 2024
3010eda
None-overloads
randolf-scholz Oct 24, 2024
d0f3325
Merge branch 'main' into slice_generic_defaults
randolf-scholz Oct 24, 2024
b4bcf86
explicit overloads
randolf-scholz Oct 24, 2024
e838b8f
removed accidental copy pasta
randolf-scholz Oct 25, 2024
0104927
simplify overloads
randolf-scholz Oct 25, 2024
0d4a4cf
Merge branch 'main' into slice_generic_defaults
randolf-scholz Oct 25, 2024
72e94b7
more simplification
randolf-scholz Oct 25, 2024
c73c28c
Update stdlib/builtins.pyi
randolf-scholz Oct 25, 2024
2be2aa0
always specify all generic parameters
randolf-scholz Oct 25, 2024
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more simplification
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@randolf-scholz
randolf-scholz committed Oct 25, 2024
commit 72e94b7b3a18ac2aa2656e15ef4596cb29aa6d29
9 changes: 4 additions & 5 deletions stdlib/builtins.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -946,21 +946,20 @@ class slice(Generic[_StartT_co, _StopT_co, _StepT_co]):
def step(self) -> _StepT_co: ...
@property
def stop(self) -> _StopT_co: ...
# generic slice --------------------------------------------------------------------
@overload # 2x None
def __new__(cls, start: None, stop: None = ..., step: None = ..., /) -> slice: ...
# unary overloads ------------------------------------------------------------------
@overload # 1x None
def __new__(cls, stop: None, /) -> slice: ...
@overload # 0x None
def __new__(cls, stop: _T2, /) -> slice[_T2 | None]: ...
# binary overloads -----------------------------------------------------------------
@overload # 2x None
def __new__(cls, start: None, stop: None, step: None = ..., /) -> slice: ...
@overload # 1x None
def __new__(cls, start: _T1, stop: None, step: None = ..., /) -> slice[_T1 | None]: ...
@overload # 1x None
def __new__(cls, start: None, stop: _T2, step: None = ..., /) -> slice[_T2 | None]: ...
@overload # 0x None
def __new__(cls, start: _T1, stop: _T2, step: None = ..., /) -> slice[_T1, _T2]: ...
# tenary overloads -----------------------------------------------------------------
# ternary overloads ----------------------------------------------------------------
@overload # 2x None
def __new__(cls, start: None, stop: None, step: _T3, /) -> slice[Any, Any, _T3]: ...
@overload # 1x None
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