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Ability to specify declaration site variance #466

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DetachHead opened this issue May 20, 2023 · 0 comments · May be fixed by #846
Open

Ability to specify declaration site variance #466

DetachHead opened this issue May 20, 2023 · 0 comments · May be fixed by #846
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basedtyping feature

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@DetachHead
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DetachHead commented May 20, 2023 •
edited by KotlinIsland
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We can't use In/Out modifiers because that's a syntax error

class A[Out[T]]: ...
           ^
SyntaxError: invalid syntax

So what about semantic naming for type vars? in_T/out_T?
@KotlinIsland KotlinIsland changed the title In and Out special forms for specifying variance In and Out special forms for specifying declaration site variance Jun 15, 2023
@KotlinIsland KotlinIsland mentioned this issue Apr 3, 2024
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@KotlinIsland KotlinIsland changed the title In and Out special forms for specifying declaration site variance Ability to specify declaration site variance Apr 26, 2024
@KotlinIsland KotlinIsland linked a pull request Jan 2, 2025 that will close this issue
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explicit and use-site variance KotlinIsland/basedmypy
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