Issues

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BUG: numpy_nullable NaNs do not round-trip through CSV

#61617 In pandas-dev/pandas;

· jbrockmendel openedon Jun 9, 2025

BUG: NA are coerced in to NaN by concat

#61303 In pandas-dev/pandas;

· davetapley openedon Apr 17, 2025

BUG: reindex (and atleast several other methods) do not respect fill_value=None

#61291 In pandas-dev/pandas;

· TimAllen576 openedon Apr 15, 2025

BUG:to_numpy() returns numpy array with Object dtype, for multiple columns with the same dtype ("Float64" or "float64[pyarrow]").

#60038 In pandas-dev/pandas;

· dpmcauliffe openedon Oct 14, 2024

BUG: skipna=True operations don't skip NaN in FloatingArrays

#59965 In pandas-dev/pandas;

· carlocastoldi openedon Oct 4, 2024

BUG: drop_duplicates() inconsistent output when using/not using subset and having different types of NaNs

#59887 In pandas-dev/pandas;

· user-jx openedon Sep 25, 2024

BUG: Can not select in MultiIndex with NaN

#56366 In pandas-dev/pandas;

· moi90 openedon Dec 6, 2023

BUG: Nullable Float64Dtype incorrectly converting NaN to NA when constructed with Arrow array

#55668 In pandas-dev/pandas;

· tswast openedon Oct 24, 2023

BUG: Series([pd.NA, np.nan], dtype="Float64").nunique() should return 0?

#54876 In pandas-dev/pandas;

· mroeschke openedon Aug 30, 2023

BUG: Float64Dtype and isnull() functions unexpected behavior

#53887 In pandas-dev/pandas;

· jayantsahewal openedon Jun 27, 2023

DISC: Make all user-facing dtypes ExtensionDtype

#53778 In pandas-dev/pandas;

· jbrockmendel openedon Jun 21, 2023

API/DEPR: pd.array don't cast numpy int/float/bool arrays to nullable

#53695 In pandas-dev/pandas;

· jbrockmendel openedon Jun 15, 2023