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GH1541 Revert Series[Any].__add__(str) #1542

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GH1541 Revert Series[Any].__add__(str) #1542

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GH1541 Revert Series[Any].__add__(str)
loicdiridollou Dec 10, 2025
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GH1541 Revert Series[Any].__add__(str)
loicdiridollou Dec 10, 2025
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loicdiridollou Dec 12, 2025
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Merge branch 'main' of github.com:loicdiridollou/pandas-stubs into gh…
loicdiridollou Dec 12, 2025
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GH1541 PR Feedback
loicdiridollou Dec 12, 2025
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GH1541 PR Feedback
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GH1541 PR Feedback
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2 changes: 1 addition & 1 deletion pandas-stubs/core/series.pyi
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Expand Up @@ -1789,7 +1789,7 @@ class Series(IndexOpsMixin[S1], ElementOpsMixin[S1], NDFrame):
# just failed to generate these so I couldn't match
# them up.
@overload
def __add__(self: Series[Never], other: complex | ListLike) -> Series: ...
def __add__(self: Series[Never], other: _str | complex | ListLike) -> Series: ...
@overload
def __add__(self, other: Index[Never] | Series[Never]) -> Series: ...
@overload
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8 changes: 8 additions & 0 deletions tests/series/test_series.py
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Expand Up @@ -4080,3 +4080,11 @@ def test_series_index_setter() -> None:
check(assert_type(sr.index, pd.Index), pd.Index)
sr.index = [2, 3]
check(assert_type(sr.index, pd.Index), pd.Index)


def test_series_add_str() -> None:
"""Test Series.__add__ with Series[Any]."""
df = pd.DataFrame({0: ["a", "b"]})
sr = df[0]

check(assert_type(sr + "c1", pd.Series), pd.Series, str)