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BUG: Make Series flex methods raise NotImplementedError for bool dtypes #63332

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BUG: Make Series flex methods raise NotImplementedError for bool dtypes #63332

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15 changes: 14 additions & 1 deletion pandas/core/series.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6718,7 +6718,20 @@ def _binop(self, other: Series, func, level=None, fill_value=None) -> Series:
this_vals, other_vals = ops.fill_binop(this._values, other._values, fill_value)

with np.errstate(all="ignore"):
result = func(this_vals, other_vals)
# GH#63250: Use arithmetic_op for arithmetic operations to ensure
# consistent behavior with dunder methods (includes _bool_arith_check)
# But use direct func call for comparison operations (gt, lt, etc.)
if func in (
operator.gt,
operator.ge,
operator.lt,
operator.le,
operator.eq,
operator.ne,
):
result = func(this_vals, other_vals)
else:
result = ops.arithmetic_op(this_vals, other_vals, func)

name = ops.get_op_result_name(self, other)

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