8000 Mypy v1.10.0 errors out when functools wraps a method · Issue #17166 · python/mypy · GitHub
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Mypy v1.10.0 errors out when functools wraps a method #17166
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@davidbrochart

Description

@davidbrochart

Bug Report

mypy v1.10.0 gives the following error, while it was working with v1.9.0:

test.py:13: error: Missing positional argument "self" in call to "__call__" of "_Wrapped"  [call-arg]

To Reproduce

# test.py

from functools import wraps

class Foo:
    def f(self):
        pass

class Bar:
    @wraps(Foo.f)
    def f(self):
        pass

bar = Bar()
bar.f()
mypy test.py

Expected Behavior

There should be no error.

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