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1d array #58347

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a775f9c
fixed implicit conversion of 1-arrays inside data frames
Apr 21, 2024
1d04d6f
fixed issue #57944
Apr 21, 2024
9458f3e
restored to og
gb0808 Apr 21, 2024
4059ff6
fixed implicit conversion of 1-arrays inside data frames
gb0808 Apr 21, 2024
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5 changes: 4 additions & 1 deletion pandas/core/internals/managers.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2171,7 +2171,10 @@ def setitem_inplace(self, indexer, value) -> None:
# dt64/td64, which do their own validation.
value = np_can_hold_element(arr.dtype, value)

if isinstance(value, np.ndarray) and value.ndim == 1 and len(value) == 1:
# check if the dtype of the block is object
implicit_convert = arr.dtype != 'object'
if (isinstance(value, np.ndarray) and value.ndim == 1 and len(value) == 1
and implicit_convert):
# NumPy 1.25 deprecation: https://github.com/numpy/numpy/pull/10615
value = value[0, ...]

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