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Wrong typing when using an overloaded function along with a generic function #1063

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Azureblade3808 opened this issue Mar 18, 2021 · 2 comments
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bug Something isn't working fixed in next version (main) A fix has been implemented and will appear in an upcoming version

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@Azureblade3808
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Environment data

  • Language Server version: Pylance 2021.3.2
  • OS and version: Windows 7
  • Python version (& distribution if applicable, e.g. Anaconda): 3.8.5 (Anaconda)

Sample code

from typing import overload

@overload
def f(x: int) -> int:
    ...

@overload
def f(x: float) -> float:
    ...

def f(x):
    return x

_ = f(abs(0.0))

Expected behavior

No warning and the result is typed as float.

Actual behavior

image


image

@erictraut
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Thanks for the bug report. This will be fixed in the next release.

@erictraut erictraut added bug Something isn't working fixed in next version (main) A fix has been implemented and will appear in an upcoming version and removed triage labels Mar 18, 2021
@jakebailey
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This issue has been fixed in version 2021.3.3, which we've just released. You can find the changelog here: https://github.com/microsoft/pylance-release/blob/main/CHANGELOG.md#202133-24-march-2021

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