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Issues: pandas-dev/pandas
FEEDBACK: PyArrow as a required dependency and PyArrow backed...
#54466 openedAug 9, 2023 byphofl
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Issues list
Improve the apply/map APIs API - ConsistencyInternal Consistency of API/Behavior API Design ApplyApply, Aggregate, Transform, Map Needs DiscussionRequires discussion from core team before further action
#61128 openedMar 15, 2025 bydatapythonista
API: Design questions for HDFStore.append API Design IO HDF5read_hdf, HDFStore Needs DiscussionRequires discussion from core team before further action
#60920 openedFeb 12, 2025 byJakeTT404
ENH: Make pd.Timestamp.astimezone() default to local timezone API Design Closing CandidateMay be closeable, needs more eyeballs Enhancement LocalizationInternationalization of data Needs DiscussionRequires discussion from core team before further action
#60692 openedJan 11, 2025 bypowellnorma
2 of 3 tasks
API:Functionality to remove in pandas Needs DiscussionRequires discussion from core team before further action
future.default_arg for method-specific behavior changes API Design Deprecate #60593 openedDec 20, 2024 byrhshadrach
API: passRequires discussion from core team before further action
ddof down to Cythonisedstd /var ingroupby.agg API Design Groupby Needs Discussion #60591 openedDec 20, 2024 byMarcoGorelli
API: how to check for "logical" equality of dtypes? API Design
#60305 openedNov 13, 2024 byjorisvandenbossche
API: return value ofString extension data type and string data
.values for Series with the future string dtype (numpy array vs extension array) API Design Strings #60301 openedNov 13, 2024 byjorisvandenbossche 2.3
Change default string storage from "python" to "pyarrow" (if installed) for for NA-variant of StringDtype API Design NA - MaskedArraysRelated to pd.NA and nullable extension arrays StringsString extension data type and string data
#60287 openedNov 12, 2024 byjorisvandenbossche 3.0
API:Categorical Data Type
astype method fails to raise errors forcategory data type API Design Categorical #59899 openedSep 26, 2024 bynoahblakesmith
3 tasks done
QST: Consistently apply Welford Method and Kahan Summation in roll_xxx functions API Design Needs DiscussionRequires discussion from core team before further action PerformanceMemory or execution speed performance Reduction Operationssum, mean, min, max, etc.
#59715 openedSep 5, 2024 bykaixiongg
2 tasks done
API: pd.StringDtype.value_counts should return pd.Int64Dtype API - ConsistencyInternal Consistency of API/Behavior API Design Arrowpyarrow functionality Dtype ConversionsUnexpected or buggy dtype conversions ExtensionArrayExtending pandas with custom dtypes or arrays.
#59346 openedJul 29, 2024 byWillAyd
1 of 3 tasks
String dtype: overview of breaking behaviour changes API Design StringsString extension data type and string data
#59328 openedJul 26, 2024 byjorisvandenbossche 2.3
ENH: New Name for "numpy_nullable" dtype_backend API Design
#59032 openedJun 17, 2024 byWillAyd
1 of 3 tasks
BUG: Accessing a row with loc recasts dtype and can cause values to change depending on other columns API Design Dtype ConversionsUnexpected or buggy dtype conversions Needs DiscussionRequires discussion from core team before further action
#59008 openedJun 13, 2024 byceesem
3 tasks done
ENH: generalizeSeries/DataFrame/Index/pd.array Constructors Enhancement Needs DiscussionRequires discussion from core team before further action
__init__ on adict toabc.collections.Mapping and__getitem__ on alist toabc.collections.Sequence API Design Constructors #58803 openedMay 21, 2024 byMilesCranmer
1 of 3 tasks
DISC: Supporting numpy StringDType in Pandas API - ConsistencyInternal Consistency of API/Behavior API Design Compatpandas objects compatability with Numpy or Python functions Needs DiscussionRequires discussion from core team before further action StringsString extension data type and string data
#58503 openedMay 1, 2024 bylithomas1
ENH: Consistent naming conventions for string dtype aliases API Design Enhancement
#58141 openedApr 3, 2024 byWillAyd
3 tasks done
ENH: Rename internal
DataFrame._append() API Design Enhancement #57936 openedMar 20, 2024 byDr-Irv
1 of 3 tasks
BUG: groupby.agg should always agg API Design ApplyApply, Aggregate, Transform, Map Enhancement Groupby Needs DiscussionRequires discussion from core team before further action
API: ChangeRelated to the Index class or subclasses Testingpandas testing functions or related to the test suite
assert_index_equal(exact=) default from"equiv" toTrue API Design Index #57436 openedFeb 15, 2024 bymroeschke
REF/EA-API: EA constructor without dtype specified API Design ConstructorsSeries/DataFrame/Index/pd.array Constructors ExtensionArrayExtending pandas with custom dtypes or arrays.
#56430 openedDec 10, 2023 byjbrockmendel
API: categories.dtype with pd.read_csv(..., dtype='category') API Design CategoricalCategorical Data Type IO CSVread_csv, to_csv
#56044 openedNov 18, 2023 byjbrockmendel
BUG:pyarrow functionality
Series[int] coercespyarrow types to plain python scalars (but notnumpy) API Design Arrow #56021 openedNov 17, 2023 byrandolf-scholz
2 of 3 tasks
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