slice constructors are broken when using None

a: slice[None, None, None] = slice(None, None, None)

Incompatible types in assignment (expression has type "slice[int | Any, int | Any, int | Any]", variable has type "slice[None, None, None]")

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typeshed/stdlib/builtins.pyi

Lines 952 to 955 in dc1ce5f

    
           @overload 
        
           def __new__( 
        
               cls, start: int | None, stop: int | None, step: int | None = None, / 
        
           ) -> slice[int | MaybeNone, int | MaybeNone, int | MaybeNone]: ...

found here: data-apis/array-api-extra#82 (comment)

I think this can be closed now that #13008 has been merged

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`slice` constructors are broken when using `None` #13376

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	@overload
	def __new__(
	cls, start: int \| None, stop: int \| None, step: int \| None = None, /
	) -> slice[int \| MaybeNone, int \| MaybeNone, int \| MaybeNone]: ...

slice constructors are broken when using None #13376

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brianschubert commented on Mar 21, 2025

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`slice` constructors are broken when using `None` #13376