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BUG: creating column with ArrowDtype using pyarrow extension type fails on 2.0.3

Arrowpyarrow functionalitypyarrow functionality

Bug

Status: Closed (completed).

#54063 In pandas-dev/pandas;

· by jorisvandenbossche was closed on Aug 30, 2023

numpy.exceptions.AxisError: axis 1 is out of bounds for array of dimension 1

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

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

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

StringsString extension data type and string dataString extension data type and string data

Status: Closed (completed).

#54848 In pandas-dev/pandas;

· by anmyachev was closed on Sep 5, 2023

REGR: setitem with part of a MultiIndex raises

Bug

IndexingRelated to indexing on series/frames, not to indexes themselvesRelated to indexing on series/frames, not to indexes themselves

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54875 In pandas-dev/pandas;

· by rhshadrach was closed on Aug 31, 2023

RLS 2.1.1

Release

Status: Closed (completed).

#54901 In pandas-dev/pandas;

· by lithomas1 was closed on Sep 21, 2023

BUG: drop_duplicates fails on pyarrow string series created with convert_dtypes

AlgosNon-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diffNon-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff

Bug

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54904 In pandas-dev/pandas;

· by ghost was closed on Sep 2, 2023

BUILD: 2.1.0 not installable via installer because of duplicate files in wheel

BuildLibrary building on various platformsLibrary building on various platforms

Status: Closed (completed).

#54888 In pandas-dev/pandas;

· by mgorny was closed on Sep 20, 2023

BUILD: Race condition between .pxi.in and .pyx compiles in parallel build of 2.1.0

BuildLibrary building on various platformsLibrary building on various platforms

Status: Closed (completed).

#54889 In pandas-dev/pandas;

· by mgorny was closed on Sep 2, 2023

BUG: Regression how datetime64[ns] is saved in sqlite table

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54877 In pandas-dev/pandas;

· by maximiliank was closed on Sep 4, 2023

DEPR: Add note to groupby docstring about deprecation of axis=1

DeprecateFunctionality to remove in pandasFunctionality to remove in pandas

Docs

good first issue

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54873 In pandas-dev/pandas;

· by rhshadrach was closed on Aug 31, 2023

BUG: 'fill_value' is not a valid keyword for Series.interpolate

Bug

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

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54920 In pandas-dev/pandas;

· by kmuehlbauer was closed on Sep 5, 2023

BUG: Series.dt.tz accessor returns str instead of tzinfo when using PyArrow timestamps

Arrowpyarrow functionalitypyarrow functionality

Bug

Status: Closed (completed).

#55003 In pandas-dev/pandas;

· by Giuzzilla was closed on Sep 13, 2023

grp.get_group: IndexError: positional indexers are out-of-bounds

Groupby

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54858 In pandas-dev/pandas;

· by anmyachev was closed on Sep 1, 2023

read_fwf: <code>IndexError: list index out of range</code> when using <code>dtype</code> and <code>usecols</code> parameters

IO CSVread_csv, to_csvread_csv, to_csv

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54868 In pandas-dev/pandas;

· by anmyachev was closed on Sep 1, 2023

BUG: comparing None and Datetime throws error in pandas 2.1.0

Bug

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54870 In pandas-dev/pandas;

· by htulipe was closed on Sep 1, 2023

value_counts: TypeError: bins argument only works with numeric data.

AlgosNon-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diffNon-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54857 In pandas-dev/pandas;

· by anmyachev was closed on Sep 1, 2023

BUG: Overflow in arrow comparison operator hides actual error behind NotImplementedError

Arrowpyarrow functionalitypyarrow functionality

Bug

Error ReportingIncorrect or improved errors from pandasIncorrect or improved errors from pandas

Status: Closed (completed).

#54944 In pandas-dev/pandas;

· by rohanjain101 was closed on Sep 20, 2023

BUG: FutureWarning on pct_change() suggests a solution that does not always work.

Bug

WarningsWarnings that appear or should be added to pandasWarnings that appear or should be added to pandas

Status: Closed (completed).

#54981 In pandas-dev/pandas;

· by karrmagadgeteer2 was closed on Sep 6, 2023

BUG: pandas.DataFrame.filter not outputting items/columns in the provided order on 2.1.0

Bug

IndexingRelated to indexing on series/frames, not to indexes themselvesRelated to indexing on series/frames, not to indexes themselves

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54980 In pandas-dev/pandas;

· by roboes was closed on Sep 5, 2023

BUG: Pandas 2.1.0 and Arrow 13: "Function 'divide' has no kernel matching input types" for durations

Arrowpyarrow functionalitypyarrow functionality

Bug

Status: Closed (completed).

#55020 In pandas-dev/pandas;

· by bnavigator was closed on Sep 8, 2023

BUG: pandas.read_csv reads in a comma separated file when delim

Bug

IO CSVread_csv, to_csvread_csv, to_csv

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54918 In pandas-dev/pandas;

· by maxwest-uw was closed on Sep 2, 2023

BUG: [REGRESSION] concat fails when concating two objects with overlapping MultiIndex IntervalIndex levels

Bug

IntervalInterval data typeInterval data type

MultiIndex

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54934 In pandas-dev/pandas;

· by johannes-mueller was closed on Sep 2, 2023

BUG: Regression in splitting in read_table

Bug

IO CSVread_csv, to_csvread_csv, to_csv

RegressionFunctionality that used to work in a prior pandas versionFunctionality that used to work in a prior pandas version

Status: Closed (completed).

#54931 In pandas-dev/pandas;

· by rikardn was closed on Sep 2, 2023

BUG: different behavior of stack(future_stack=True) and stack(future_stack=False)

Bug

ReshapingConcat, Merge/Join, Stack/Unstack, ExplodeConcat, Merge/Join, Stack/Unstack, Explode

Status: Closed (completed).

#54948 In pandas-dev/pandas;

· by radi0sus was closed on Sep 2, 2023

BUG: Unexpected behaviour with <code>pd.filter</code> in pandas 2.1

Bug

Needs TriageIssue that has not been reviewed by a pandas team memberIssue that has not been reviewed by a pandas team member

Status: Closed (completed).

#55075 In pandas-dev/pandas;

· by OOAmusat was closed on Sep 9, 2023

BUG: Update FutureWarning message to be more clear

Docs

Error ReportingIncorrect or improved errors from pandasIncorrect or improved errors from pandas

Groupby

Status: Closed (completed).

#55066 In pandas-dev/pandas;

· by RyanBerger98 was closed on Sep 11, 2023