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REGR: Performance of DataFrame reduction ops with axis=1

PerformanceMemory or execution speed performanceMemory or execution speed performance

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

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

Stale

Status: Closed (abandoned).

pandas-dev/pandasnumber 52689

#52689 In pandas-dev/pandas;

· by rhshadrach was closed on May 27, 2023

BUG: reindex with expansion and non-nanosecond dtype

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

Non-Nanodatetime64/timedelta64 with non-nanosecond resolutiondatetime64/timedelta64 with non-nanosecond resolution

Status: Merged (completed).

pandas-dev/pandasnumber 53505

#53505 In pandas-dev/pandas;

· by mroeschke was closed on Jun 20, 2023

CI: Bump builds to 3.11, update numpy nightly wheels location

CIContinuous IntegrationContinuous Integration

Status: Merged (completed).

pandas-dev/pandasnumber 53508

#53508 In pandas-dev/pandas;

· by mroeschke was closed on Jun 6, 2023

TST: fix import in test_hash_pandas_object extension test

Testingpandas testing functions or related to the test suitepandas testing functions or related to the test suite

Status: Merged (completed).

pandas-dev/pandasnumber 53474

#53474 In pandas-dev/pandas;

· by jorisvandenbossche was closed on Jun 1, 2023

Backport PR #53819 on branch 2.0.x (TST/CI: Skipif test_complibs)

IO HDF5read_hdf, HDFStoreread_hdf, HDFStore

Unreliable TestUnit tests that occasionally failUnit tests that occasionally fail

Status: Merged (completed).

pandas-dev/pandasnumber 53823

#53823 In pandas-dev/pandas;

· by meeseeksmachine was closed on Jun 23, 2023

TST/CI: Skipif test_complibs

IO HDF5read_hdf, HDFStoreread_hdf, HDFStore

Unreliable TestUnit tests that occasionally failUnit tests that occasionally fail

Status: Merged (completed).

pandas-dev/pandasnumber 53819

#53819 In pandas-dev/pandas;

· by mroeschke was closed on Jun 23, 2023

Backport PR #53855: BUG: Fix string formatting

Output-Formatting__repr__ of pandas objects, to_string__repr__ of pandas objects, to_string

Status: Merged (completed).

pandas-dev/pandasnumber 53860

#53860 In pandas-dev/pandas;

· by mroeschke was closed on Jun 26, 2023

Backport PR #53888 on branch 2.0.x (CI: Fix pytest scripts and doc failure)

CIContinuous IntegrationContinuous Integration

Code StyleCode style, linting, code_checksCode style, linting, code_checks

Status: Merged (completed).

pandas-dev/pandasnumber 53892

#53892 In pandas-dev/pandas;

· by meeseeksmachine was closed on Jun 28, 2023

Backport PR #53774 on branch 2.0.x (COMPAT: Remove np.compat)

Compatpandas objects compatability with Numpy or Python functionspandas objects compatability with Numpy or Python functions

Status: Merged (completed).

pandas-dev/pandasnumber 53776

#53776 In pandas-dev/pandas;

· by meeseeksmachine was closed on Jun 21, 2023

COMPAT: Remove np.compat

Compatpandas objects compatability with Numpy or Python functionspandas objects compatability with Numpy or Python functions

Status: Merged (completed).

pandas-dev/pandasnumber 53774

#53774 In pandas-dev/pandas;

· by mroeschke was closed on Jun 21, 2023

CI: Backport changes to fix unreliable tests on ARM

ARMaarch64 architectureaarch64 architecture

CIContinuous IntegrationContinuous Integration

Status: Merged (completed).

pandas-dev/pandasnumber 53849

#53849 In pandas-dev/pandas;

· by lithomas1 was closed on Jun 26, 2023

Backport PR #52150 on branch 2.0.x (Fix/mpl37 compat)

Visualizationplottingplotting

Status: Merged (completed).

pandas-dev/pandasnumber 53850

#53850 In pandas-dev/pandas;

· by meeseeksmachine was closed on Jun 26, 2023

Backport PR #53897: DOC: Update release date for 2.0.3

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 53913

#53913 In pandas-dev/pandas;

· by lithomas1 was closed on Jun 28, 2023

Fix/mpl37 compat

Visualizationplottingplotting

Status: Merged (completed).

pandas-dev/pandasnumber 52150

#52150 In pandas-dev/pandas;

· by tacaswell was closed on Mar 24, 2023

Backport PR #53495 on branch 2.0.x (BUG: RangeIndex.union(sort=True) with another RangeIndex)

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

setopsunion, intersection, difference, symmetric_differenceunion, intersection, difference, symmetric_difference

Status: Merged (completed).

pandas-dev/pandasnumber 53650

#53650 In pandas-dev/pandas;

· by meeseeksmachine was closed on Jun 13, 2023

BUG: DataFrame construction with dictionary ArrowDtype columns

Arrowpyarrow functionalitypyarrow functionality

ConstructorsSeries/DataFrame/Index/pd.array ConstructorsSeries/DataFrame/Index/pd.array Constructors

Status: Merged (completed).

pandas-dev/pandasnumber 53654

#53654 In pandas-dev/pandas;

· by mroeschke was closed on Jun 21, 2023

BUG/CoW: is_range_indexer can't handle very large arrays

Copy / view semantics

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

Status: Merged (completed).

pandas-dev/pandasnumber 53672

#53672 In pandas-dev/pandas;

· by lithomas1 was closed on Jun 15, 2023

BUG: convert_dtype(dtype_backend=nullable_numpy) with ArrowDtype

Arrowpyarrow functionalitypyarrow functionality

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

Status: Merged (completed).

pandas-dev/pandasnumber 53651

#53651 In pandas-dev/pandas;

· by mroeschke was closed on Jun 20, 2023

BUG: Indexing a timestamp ArrowDtype Index

Arrowpyarrow functionalitypyarrow functionality

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

Status: Merged (completed).

pandas-dev/pandasnumber 53652

#53652 In pandas-dev/pandas;

· by mroeschke was closed on Jun 20, 2023

Backport PR #53672 on branch 2.0.x (BUG/CoW: is_range_indexer can't handle very large arrays)

Copy / view semantics

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

Status: Merged (completed).

pandas-dev/pandasnumber 53691

#53691 In pandas-dev/pandas;

· by lithomas1 was closed on Jun 15, 2023

Backport PR #53548: CI/DEPS: Add xfail(strict=False) to related unstable sorting changes in Numpy 1.25

Compatpandas objects compatability with Numpy or Python functionspandas objects compatability with Numpy or Python functions

Status: Merged (completed).

pandas-dev/pandasnumber 53566

#53566 In pandas-dev/pandas;

· by mroeschke was closed on Jun 8, 2023

Backport PR #53231 on branch 2.0.x (PERF: fix merging on datetimelike columns to not use object-dtype factorizer)

DatetimeDatetime data dtypeDatetime data dtype

PerformanceMemory or execution speed performanceMemory or execution speed performance

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

Status: Merged (completed).

pandas-dev/pandasnumber 53471

#53471 In pandas-dev/pandas;

· by meeseeksmachine was closed on Jun 1, 2023

Backport PR #53391: BUG: read_csv with dtype=bool[pyarrow]

Arrowpyarrow functionalitypyarrow functionality

IO CSVread_csv, to_csvread_csv, to_csv

Status: Merged (completed).

pandas-dev/pandasnumber 53472

#53472 In pandas-dev/pandas;

· by mroeschke was closed on May 31, 2023

BUG: RangeIndex.union(sort=True) with another RangeIndex

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

setopsunion, intersection, difference, symmetric_differenceunion, intersection, difference, symmetric_difference

Status: Merged (completed).

pandas-dev/pandasnumber 53495

#53495 In pandas-dev/pandas;

· by mroeschke was closed on Jun 13, 2023

CI: Pin pandas-gbq above 0.15 to get rid of warnings on 2.0.x

CIContinuous IntegrationContinuous Integration

DependenciesRequired and optional dependenciesRequired and optional dependencies

Status: Merged (completed).

pandas-dev/pandasnumber 53693

#53693 In pandas-dev/pandas;

· by lithomas1 was closed on Jun 18, 2023