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Fix AttributeError: 'Series' object has no attribute '_pa_array' in CategoricalDtype #59099

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Fix AttributeError: 'Series' object has no attribute '_pa_array' in CategoricalDtype #59099

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b14bf93
lookup array if applicable
randolf-scholz Jun 25, 2024
2206e5c
use extract_array
randolf-scholz Jun 26, 2024
cef7027
Merge branch 'main' into fix_categorical_arrow
randolf-scholz Jun 26, 2024
5ccdcb9
Merge branch 'main' into fix_categorical_arrow
randolf-scholz Jul 18, 2024
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2 changes: 1 addition & 1 deletion pandas/core/arrays/categorical.py
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Original file line number Diff line number Diff line change
Expand Up @@ -449,7 +449,7 @@ def __init__(
if isinstance(values.dtype, ArrowDtype) and issubclass(
values.dtype.type, CategoricalDtypeType
):
arr = values._pa_array.combine_chunks()
arr = getattr(values, "array", values)._pa_array.combine_chunks()
categories = arr.dictionary.to_pandas(types_mapper=ArrowDtype)
codes = arr.indices.to_numpy()
dtype = CategoricalDtype(categories, values.dtype.pyarrow_dtype.ordered)
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