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ENH: add NDArrayBackedExtensionArray to public API #45544

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1f93779
ENH: add NDArrayBackedExtensionArray to public API
tswast Jan 21, 2022
522b548
add whatsnew
tswast Jan 21, 2022
ee4e23d
Merge branch 'main' into python-db-dtypes-pandas-issue28
jreback Jan 23, 2022
945f840
add NDArrayBackedExtensionArray to pandas.core.arrays.__init__
tswast Jan 24, 2022
721ae11
add tests for extensions api
tswast Jan 24, 2022
ae68f9d
add docs
tswast Jan 24, 2022
05d0e08
Merge remote-tracking branch 'upstream/main' into python-db-dtypes-pa…
tswast Jan 24, 2022
1ad0338
Merge remote-tracking branch 'origin/python-db-dtypes-pandas-issue28'…
tswast Jan 24, 2022
38113c8
add autosummary for methods and attributes
tswast Jan 24, 2022
18ec784
remove unreferenced methods from docs
tswast Jan 24, 2022
2919f60
fix docstrings
tswast Jan 25, 2022
0c52366
Merge remote-tracking branch 'upstream/main' into python-db-dtypes-pa…
tswast Jan 25, 2022
319ac2b
use doc decorator
tswast Jan 26, 2022
8513863
add code samples and reference to test suite
tswast Jan 26, 2022
5309895
Merge remote-tracking branch 'upstream/main' into python-db-dtypes-pa…
tswast Jan 26, 2022
827f483
Merge branch 'main' into python-db-dtypes-pandas-issue28
jreback Mar 19, 2022
2cd9b31
Merge remote-tracking branch 'upstream/main' into python-db-dtypes-pa…
tswast Apr 6, 2022
cc75eda
add missing methods to extension docs
tswast Apr 6, 2022
ca323bb
Merge remote-tracking branch 'origin/python-db-dtypes-pandas-issue28'…
tswast Apr 6, 2022
bfd31f0
Merge branch 'main' into python-db-dtypes-pandas-issue28
tswast Apr 7, 2022
396da54
Merge branch 'main' into python-db-dtypes-pandas-issue28
jreback Apr 10, 2022
27cf80e
Merge branch 'main' into python-db-dtypes-pandas-issue28
tswast May 20, 2022
c716826
Merge branch 'main' into python-db-dtypes-pandas-issue28
tswast Jun 7, 2022
f4df0e9
Merge branch 'main' into python-db-dtypes-pandas-issue28
tswast Aug 25, 2022
8876b9a
clarify _validate_searchsorted_value and 2d backing array
tswast Aug 26, 2022
1bdd1cd
Merge branch 'main' into python-db-dtypes-pandas-issue28
tswast Aug 29, 2022
4b0a948
Merge remote-tracking branch 'upstream/main' into python-db-dtypes-pa…
tswast Nov 22, 2022
5920778
Merge branch 'python-db-dtypes-pandas-issue28' of github.com:tswast/p…
tswast Nov 22, 2022
38018e6
DOC: make insert docstring have single line summary
tswast Nov 23, 2022
9277cf5
Merge remote-tracking branch 'upstream/main' into python-db-dtypes-pa…
tswast Nov 23, 2022
0b86bd5
Merge branch 'main' into python-db-dtypes-pandas-issue28
tswast Nov 28, 2022
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1 change: 1 addition & 0 deletions doc/source/whatsnew/v1.5.0.rst
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Expand Up @@ -35,6 +35,7 @@ Other enhancements
- :class:`StringArray` now accepts array-likes containing nan-likes (``None``, ``np.nan``) for the ``values`` parameter in its constructor in addition to strings and :attr:`pandas.NA`. (:issue:`40839`)
- Improved the rendering of ``categories`` in :class:`CategoricalIndex` (:issue:`45218`)
- :meth:`to_numeric` now preserves float64 arrays when downcasting would generate values not representable in float32 (:issue:`43693`)
- :class:`NDArrayBackedExtensionArray` now exposed in the public API. (:issue:`45544`)
- :meth:`.GroupBy.min` and :meth:`.GroupBy.max` now supports `Numba <https://numba.pydata.org/>`_ execution with the ``engine`` keyword (:issue:`45428`)
-

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2 changes: 2 additions & 0 deletions pandas/api/extensions/__init__.py
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Expand Up @@ -19,6 +19,7 @@
ExtensionArray,
ExtensionScalarOpsMixin,
)
from pandas.core.arrays._mixins import NDArrayBackedExtensionArray
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@jreback jreback Jan 23, 2022 •
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i am shocked we don't have a tests that asserts this api e.g. test_api.py can you add one ?

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we should probably import this into pandas.core.arrays.__init__ and here do the import from pandas.core.arrays


__all__ = [
"no_default",
Expand All @@ -30,4 +31,5 @@
"take",
"ExtensionArray",
"ExtensionScalarOpsMixin",
"NDArrayBackedExtensionArray",
]