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PERF: use blk.dtype in where() & _setitem_frame() #61014

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Merged
merged 5 commits into from
Feb 28, 2025
Merged

PERF: use blk.dtype in where() & _setitem_frame() #61014

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edc3bcf
use blk.dtype
auderson Feb 27, 2025
975387c
Update pandas/core/generic.py
auderson Feb 28, 2025
fbe4adc
_setitem_frame(): use blk.dtype
auderson Feb 28, 2025
67ea464
add whatsnew 3.0.0
auderson Feb 28, 2025
1aba5d6
add whatsnew 3.0.0
auderson Feb 28, 2025
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2 changes: 1 addition & 1 deletion pandas/core/generic.py
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Original file line number Diff line number Diff line change
Expand Up @@ -9732,7 +9732,7 @@ def _where(
if not is_bool_dtype(cond):
raise TypeError(msg.format(dtype=cond.dtype))
else:
for _dt in cond.dtypes:
for _dt in [blk.dtype for blk in cond._mgr.blocks]:
if not is_bool_dtype(_dt):
raise TypeError(msg.format(dtype=_dt))
if cond._mgr.any_extension_types:
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