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no error when subtyping string literal #16195

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no error when subtyping string literal#16195
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bugmypy got something wrongpriority-2-lowtopic-runtime-semanticsmypy doesn't model runtime semantics correctly
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opened on Sep 28, 2023
class Foo:
    pass


class Bar("Foo"): # no error, crashes at runtime
    pass

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TypeError: str() argument 'encoding' must be str, not tuple

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DetachHead
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bugmypy got something wrong
on Sep 28, 2023
AlexWaygood
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priority-2-low
topic-runtime-semanticsmypy doesn't model runtime semantics correctly
on Sep 28, 2023
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          no error when subtyping string literal · Issue #16195 · python/mypy