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TYP: fix mypy errors in pandas/core/arraylike.py #39104

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Merged
merged 4 commits into from
Feb 15, 2021
Merged

TYP: fix mypy errors in pandas/core/arraylike.py #39104

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9f32b93
TYP: fix mypy errors in pandas/core/arraylike.py
ivanovmg Jan 11, 2021
c43ce3b
Merge branch 'master' into mypy/arraylike
ivanovmg Feb 11, 2021
8b83486
TYP: remove type annotation
ivanovmg Feb 11, 2021
75a7a70
Revert "TYP: remove type annotation"
ivanovmg Feb 11, 2021
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10 changes: 4 additions & 6 deletions pandas/core/arraylike.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
ExtensionArray
"""
import operator
from typing import Any, Callable
from typing import Any
import warnings

import numpy as np
Expand Down Expand Up @@ -149,7 +149,7 @@ def __rpow__(self, other):
return self._arith_method(other, roperator.rpow)


def array_ufunc(self, ufunc: Callable, method: str, *inputs: Any, **kwargs: Any):
def array_ufunc(self, ufunc: np.ufunc, method: str, *inputs: Any, **kwargs: Any):
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np.ufunc currently resolves to Any. I would mothball this PR till we have numpy types.

maybe you could just remove the annotation for now so that the ignores can be removed.

or test this with numpy 1.20.0rc2

"""
Compatibility with numpy ufuncs.

Expand Down Expand Up @@ -257,9 +257,7 @@ def reconstruct(result):
result = result.__finalize__(self)
return result

if self.ndim > 1 and (
len(inputs) > 1 or ufunc.nout > 1 # type: ignore[attr-defined]
):
if self.ndim > 1 and (len(inputs) > 1 or ufunc.nout > 1):
# Just give up on preserving types in the complex case.
# In theory we could preserve them for them.
# * nout>1 is doable if BlockManager.apply took nout and
Expand All @@ -277,7 +275,7 @@ def reconstruct(result):
mgr = inputs[0]._mgr
result = mgr.apply(getattr(ufunc, method))

if ufunc.nout > 1: # type: ignore[attr-defined]
if ufunc.nout > 1:
result = tuple(reconstruct(x) for x in result)
else:
result = reconstruct(result)
Expand Down