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Pull requests: pandas-dev/pandas
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PERF: efficient argmax/argmin for SparseArray ExtensionArray Extending pandas with custom dtypes or arrays. Performance Memory or execution speed performance Sparse Sparse Data Type
REF: let EAs override WrappedCythonOp groupby implementations ExtensionArray Extending pandas with custom dtypes or arrays. Groupby
BUG: setitem with boolean mask and series as value is broken for Series with EA type ExtensionArray Extending pandas with custom dtypes or arrays. Indexing Related to indexing on series/frames, not to indexes themselves Needs Tests Unit test(s) needed to prevent regressions
BUG: Redefine IndexOpsMixin.size, fix #25580. Bug ExtensionArray Extending pandas with custom dtypes or arrays.
BUG: 35977 Adding regex support for ExtensionBlock replace method ExtensionArray Extending pandas with custom dtypes or arrays. Internals Related to non-user accessible pandas implementation replace replace method Stale
#36038 by cgangwar11 was closed Feb 11, 2021 Loading…
5 tasks done
BUG: IntegerArray/FloatingArray constructors mismatched NAs ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate NA - MaskedArrays Related to pd.NA and nullable extension arrays
TST: Verify operators with IntegerArray and list-likes (22606) ExtensionArray Extending pandas with custom dtypes or arrays. Testing pandas testing functions or related to the test suite
EA: BoolArray Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays.
#25415 by jreback was closed Jun 27, 2019 Loading…
3 of 5 tasks
Add date dtype Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays. Needs Discussion Requires discussion from core team before further action Stale
CLN: Move to_period, to_perioddelta up to EA subclasses Datetime Datetime data dtype ExtensionArray Extending pandas with custom dtypes or arrays. Period Period data type
BUG: Fixed PandasArray.__setitem__ with str Bug ExtensionArray Extending pandas with custom dtypes or arrays.
WIP/POC: Allow (N, 1) and (1,N) EAs Enhancement ExtensionArray Extending pandas with custom dtypes or arrays.
#26914 by jbrockmendel was closed Jul 1, 2019 Loading…
Fix str dtype -> IntegerDtype conversions Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays. Strings String extension data type and string data
BUG: Fix Series.get() for ExtensionArray and Categorical ExtensionArray Extending pandas with custom dtypes or arrays. Indexing Related to indexing on series/frames, not to indexes themselves
BUG: avoid attribute error with pyarrow >=0.16.0 and <1.0.0 Dependencies Required and optional dependencies ExtensionArray Extending pandas with custom dtypes or arrays. Strings String extension data type and string data
BUG: Cannot create third-party ExtensionArrays for datetime types (xfail) ExtensionArray Extending pandas with custom dtypes or arrays. Stale
API: tighten DTA/TDA _from_sequence signature API - Consistency Internal Consistency of API/Behavior ExtensionArray Extending pandas with custom dtypes or arrays. Mothballed Temporarily-closed PR the author plans to return to
#37179 by jbrockmendel was closed Nov 21, 2020 Loading…
[#38390] Bug fix for Datetime64Formatter with values of ndim > 1 ExtensionArray Extending pandas with custom dtypes or arrays. Output-Formatting __repr__ of pandas objects, to_string Stale
#38391 by BryanCutler was closed Mar 9, 2021 Loading…
5 tasks done
REF: stricter checks in _simple_new, avoid shallow_copy in EAs API Design Datetime Datetime data dtype ExtensionArray Extending pandas with custom dtypes or arrays.
#23426 by jbrockmendel was closed Oct 31, 2018 Loading…
4 tasks
ENH: Implement _from_sequence_of_strings for BooleanArray ExtensionArray Extending pandas with custom dtypes or arrays. Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: read_csv raising ValueError for tru_values/false_values and boolean dtype ExtensionArray Extending pandas with custom dtypes or arrays. IO CSV read_csv, to_csv
BUG/API: make setitem-inplace preserve dtype when possible with PandasArray, IntegerArray, FloatingArray Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays. Indexing Related to indexing on series/frames, not to indexes themselves
BUG: preserve freq in DTI/TDI factorize ExtensionArray Extending pandas with custom dtypes or arrays. Frequency DateOffsets Mothballed Temporarily-closed PR the author plans to return to
#33836 by jbrockmendel was closed Jun 11, 2020 Loading…
3 of 5 tasks
Fix/26837 format array ExtensionArray Extending pandas with custom dtypes or arrays. Output-Formatting __repr__ of pandas objects, to_string Refactor Internal refactoring of code Stale
#44527 by TomAugspurger was closed Mar 6, 2022 Loading…
4 tasks done
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