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ENH: new interpolate kwarg to skip gaps

DatetimeDatetime data dtypeDatetime data dtype

Enhancement

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Resampleresample methodresample method

Status: Open.

#16457 In pandas-dev/pandas;

· naifrec opened on May 23, 2017

resample().interpolate() should not fill pre-existing NaNs

Bug

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Resampleresample methodresample method

Status: Open.

#17868 In pandas-dev/pandas;

· shoyer opened on Oct 13, 2017

CLN: Refactor nanops' empty array handling

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Reduction Operationssum, mean, min, max, etc.sum, mean, min, max, etc.

RefactorInternal refactoring of codeInternal refactoring of code

Status: Open.

#18976 In pandas-dev/pandas;

· TomAugspurger opened on Dec 28, 2017

BUG: CategoricalIndex.fillna with a tuple category

Bug

CategoricalCategorical Data TypeCategorical Data Type

IndexRelated to the Index class or subclassesRelated to the Index class or subclasses

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Status: Open.

#37681 In pandas-dev/pandas;

· jbrockmendel opened on Nov 7, 2020

BUG: 'NAType' object has no attribute 'dtype'

Bug

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

NA - MaskedArraysRelated to pd.NA and nullable extension arraysRelated to pd.NA and nullable extension arrays

Status: Open.

#46838 In pandas-dev/pandas;

· wikiped opened on Apr 22, 2022

ENH: NaT.timestamp() should return nan and implement Series.dt.timestamp()

DatetimeDatetime data dtypeDatetime data dtype

Enhancement

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Status: Open.

#46723 In pandas-dev/pandas;

· holymonson opened on Apr 9, 2022

BUG: Covariance does not handle ddof argument if data is missing.

Bug

cov/corr

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Reduction Operationssum, mean, min, max, etc.sum, mean, min, max, etc.

Status: Open.

#45814 In pandas-dev/pandas;

· skirui-source opened on Feb 4, 2022

BUG: A series/dataframe with np.nan values stored in a tuple does not pickle/unpickle as expected

Bug

IO Pickleread_pickle, to_pickleread_pickle, to_pickle

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Nested DataData where the values are collections (lists, sets, dicts, objects, etc.).Data where the values are collections (lists, sets, dicts, objects, etc.).

Status: Open.

#45945 In pandas-dev/pandas;

· thehomebrewnerd opened on Feb 11, 2022

DEPR: EA._pad_or_backfill not having a limit_area argument

DeprecateFunctionality to remove in pandasFunctionality to remove in pandas

ExtensionArrayExtending pandas with custom dtypes or arrays.Extending pandas with custom dtypes or arrays.

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Status: Open.

#56729 In pandas-dev/pandas;

· rhshadrach opened on Jan 4, 2024

ENH: Add limit_area to Resample.ffill and Resample.bfill

Enhancement

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Resampleresample methodresample method

Status: Open.

#56532 In pandas-dev/pandas;

· rhshadrach opened on Dec 17, 2023

ENH: Add limit_area to groupby.ffill/bfill

API - ConsistencyInternal Consistency of API/BehaviorInternal Consistency of API/Behavior

Enhancement

Groupby

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

Needs DiscussionRequires discussion from core team before further actionRequires discussion from core team before further action

Status: Open.

#56533 In pandas-dev/pandas;

· rhshadrach opened on Dec 17, 2023

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

Bug

Missing-datanp.nan, pd.NaT, pd.NA, dropna, isnull, interpolatenp.nan, pd.NaT, pd.NA, dropna, isnull, interpolate

PDEP missing valuesIssues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprintIssues that would be addressed by the Ice Cream Agreement from the Aug 2023 sprint

Status: Open.

#54876 In pandas-dev/pandas;

· mroeschke opened on Aug 30, 2023