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ENH: Allow convert_dtypes to convert to pd.ArrowDtype #50094

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Merged
mroeschke merged 14 commits into from
Dec 14, 2022
Merged

ENH: Allow convert_dtypes to convert to pd.ArrowDtype #50094

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a2e05e6
Refactor to mode.nullable_backend
mroeschke Dec 2, 2022
ee39eac
Update code paths
mroeschke Dec 5, 2022
f4ef9f1
Merge remote-tracking branch 'upstream/main' into enh/convert_dtypes/…
mroeschke Dec 6, 2022
da6bac1
Add tests and whatsnew
mroeschke Dec 6, 2022
024de69
Merge remote-tracking branch 'upstream/main' into enh/convert_dtypes/…
mroeschke Dec 6, 2022
22e2e6c
Merge remote-tracking branch 'upstream/main' into enh/convert_dtypes/…
mroeschke Dec 6, 2022
825866b
Merge remote-tracking branch 'upstream/main' into enh/convert_dtypes/…
mroeschke Dec 8, 2022
a083fad
Add unit test converting pandas nullable to pyarrow
mroeschke Dec 8, 2022
6da0517
Merge remote-tracking branch 'upstream/main' into enh/convert_dtypes/…
mroeschke Dec 12, 2022
30c5c16
Typing
mroeschke Dec 12, 2022
b03ecd8
Merge remote-tracking branch 'upstream/main' into enh/convert_dtypes/…
mroeschke Dec 13, 2022
910e29f
Merge remote-tracking branch 'upstream/main' into enh/convert_dtypes/…
mroeschke Dec 13, 2022
a4c409e
Ensure comparison with string
mroeschke Dec 13, 2022
9d457c3
typing and another comparison
mroeschke Dec 14, 2022
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Typing
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@mroeschke
mroeschke committed Dec 12, 2022
commit 30c5c164b51eaacaa3170aaadfa6a94161c6b998
2 changes: 1 addition & 1 deletion pandas/core/dtypes/cast.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1083,7 +1083,7 @@ def convert_dtypes(
elif isinstance(inferred_dtype, (BaseMaskedDtype, ArrowDtype)):
base_dtype = inferred_dtype.numpy_dtype
elif isinstance(inferred_dtype, StringDtype):
base_dtype = str
base_dtype = np.dtype(str)
else:
base_dtype = inferred_dtype
pa_type = to_pyarrow_type(base_dtype)
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