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Pull requests: pandas-dev/pandas
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ENH: add NDArrayBackedExtensionArray to public API ExtensionArray Extending pandas with custom dtypes or arrays. Stale
#45544 by tswast was closed Feb 22, 2023 Loading… updated Jan 22, 2024
4 tasks
check ExtensionType in is_datetime64_any_dtype for array-likes ExtensionArray Extending pandas with custom dtypes or arrays.
TYP: make dtype required in _from_sequence_of_strings ExtensionArray Extending pandas with custom dtypes or arrays.
Support structural subtyping with ExtensionArray ExtensionArray Extending pandas with custom dtypes or arrays.
CLN: Enforce deprecations for EA.fillna Clean ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
TST: Fix setitem parametrizations ExtensionArray Extending pandas with custom dtypes or arrays. Stale Testing pandas testing functions or related to the test suite
#56890 by lopof was closed Apr 9, 2024 Loading… updated Apr 9, 2024
3 of 4 tasks
ENH: Move factorizing for merge to EA interface ExtensionArray Extending pandas with custom dtypes or arrays. Reshaping Concat, Merge/Join, Stack/Unstack, Explode Stale
#54975 by phofl was closed Apr 23, 2024 Loading… updated Apr 23, 2024
5 tasks
BUG: Implement fillna(..., limit=x) for EAs Bug ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
CLN: Require ExtensionArray._reduce(keepdims=) Clean ExtensionArray Extending pandas with custom dtypes or arrays.
Fix : #58748 BUG: eval fails for ExtensionArray Bug expressions pd.eval, query ExtensionArray Extending pandas with custom dtypes or arrays.
BUG: chokes on pd.DatetimeTZDtype if there are no rows. ExtensionArray Extending pandas with custom dtypes or arrays. Reshaping Concat, Merge/Join, Stack/Unstack, Explode
BUG/TST: non-numeric EA reductions Bug ExtensionArray Extending pandas with custom dtypes or arrays. Reduction Operations sum, mean, min, max, etc.
TST: unskip EA reduction tests ExtensionArray Extending pandas with custom dtypes or arrays. Reduction Operations sum, mean, min, max, etc. Testing pandas testing functions or related to the test suite
REF: pass dtype explicitly to _from_sequence ExtensionArray Extending pandas with custom dtypes or arrays. Refactor Internal refactoring of code
REF: pass dtype explicitly to _from_sequence inside pd.array ExtensionArray Extending pandas with custom dtypes or arrays. Refactor Internal refactoring of code
ENH: add NDArrayBackedExtensionArray to public API API Design ExtensionArray Extending pandas with custom dtypes or arrays. Stale
#56755 by andrewgsavage was closed Oct 29, 2024 Loading… updated Oct 29, 2024
5 tasks
Backport PR #60713: TST(string dtype): Resolve xfail in test_base.py Copy / view semantics ExtensionArray Extending pandas with custom dtypes or arrays. Strings String extension data type and string data Testing pandas testing functions or related to the test suite
TST(string dtype): Resolve xfail in test_base.py Copy / view semantics ExtensionArray Extending pandas with custom dtypes or arrays. Strings String extension data type and string data Testing pandas testing functions or related to the test suite
Backport PR #61085 on branch 2.3.x (DEPS: Update NumpyExtensionArray repr for NEP51) ExtensionArray Extending pandas with custom dtypes or arrays. Output-Formatting __repr__ of pandas objects, to_string
DEPS: Update NumpyExtensionArray repr for NEP51 ExtensionArray Extending pandas with custom dtypes or arrays. Output-Formatting __repr__ of pandas objects, to_string
API: make construct_array_type non-classmethod ExtensionArray Extending pandas with custom dtypes or arrays.
BUG: Fix ExtensionArray binary op protocol ExtensionArray Extending pandas with custom dtypes or arrays. Numeric Operations Arithmetic, Comparison, and Logical operations
#61990 by tisjayy was merged Aug 14, 2025 Loading… updated Aug 14, 2025
3 tasks done
CLN: Enforce deprecation of DataFrame.idxmin/max with EAs and axis=1 Clean ExtensionArray Extending pandas with custom dtypes or arrays. Reduction Operations sum, mean, min, max, etc.
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