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BUG: astype(Int64) raises AttributeError Bug ExtensionArray Extending pandas with custom dtypes or arrays.
Implement _most_ of the EA interface for DTA/TDA Datetime Datetime data dtype ExtensionArray Extending pandas with custom dtypes or arrays.
BUG: Concat multiple different ExtensionArray types Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays. Reshaping Concat, Merge/Join, Stack/Unstack, Explode
Implement take for EA mixins ExtensionArray Extending pandas with custom dtypes or arrays. Indexing Related to indexing on series/frames, not to indexes themselves
#23159 by jbrockmendel was closed Oct 18, 2018 Loading…
2 of 4 tasks
ENH: Support EAs in Series.unstack ExtensionArray Extending pandas with custom dtypes or arrays. Reshaping Concat, Merge/Join, Stack/Unstack, Explode
API: ExtensionDtype Equality and Hashability ExtensionArray Extending pandas with custom dtypes or arrays.
BUG/PERF: Avoid listifying in dispatch_to_extension_op ExtensionArray Extending pandas with custom dtypes or arrays. Numeric Operations Arithmetic, Comparison, and Logical operations
Preserve Extension type on cross section 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
Update type for PeriodDtype / DatetimeTZDtype / IntervalDtype Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays.
BUG: divmod return type ExtensionArray Extending pandas with custom dtypes or arrays. Numeric Operations Arithmetic, Comparison, and Logical operations
is_bool_dtype for ExtensionArrays 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
API: register_extension_dtype class decorator ExtensionArray Extending pandas with custom dtypes or arrays.
ENH: add groupby & reduce support to EA ExtensionArray Extending pandas with custom dtypes or arrays. Numeric Operations Arithmetic, Comparison, and Logical operations
Split fastpath IntegerArray constructor and general purpose constructor ExtensionArray Extending pandas with custom dtypes or arrays. Needs Discussion Requires discussion from core team before further action
REF: Make PeriodArray an ExtensionArray ExtensionArray Extending pandas with custom dtypes or arrays. Period Period data type
implement constructors for TimedeltaArray, DatetimeArray Datetime Datetime data dtype ExtensionArray Extending pandas with custom dtypes or arrays. Period Period data type Timedelta Timedelta data type
Move constructor helpers to EAMixins Datetime Datetime data dtype ExtensionArray Extending pandas with custom dtypes or arrays. Refactor Internal refactoring of code
API: dispatch to EA.astype Dtype Conversions Unexpected or buggy dtype conversions ExtensionArray Extending pandas with custom dtypes or arrays.
Docstrings, de-duplicate EAMixin/DatetimeLikeIndex __new__ code Clean ExtensionArray Extending pandas with custom dtypes or arrays.
REF: move more methods to EAMixins ExtensionArray Extending pandas with custom dtypes or arrays. Refactor Internal refactoring of code
BUG: Series.get() with ExtensionArray and integer index Bug ExtensionArray Extending pandas with custom dtypes or arrays.
CLN: move common printing utilties to pandas.io.formats.printing Clean ExtensionArray Extending pandas with custom dtypes or arrays. Output-Formatting __repr__ of pandas objects, to_string
ProTip! Updated in the last three days: updated:>2025-11-29.