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BUG: Regression in sort_index with ascending=None

Bug

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

Status: Closed (completed).

#39434 In pandas-dev/pandas;

· by YarShev was closed on Feb 26, 2021

BUG: DataFrame.to_excel() now raises if column parameter contains duplicates

Bug

IO Excelread_excel, to_excelread_excel, to_excel

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

Status: Closed (completed).

#39695 In pandas-dev/pandas;

· by RagBlufThim was closed on Feb 15, 2021

RLS: 1.2.3

Release

Status: Closed (completed).

#39698 In pandas-dev/pandas;

· by simonjayhawkins was closed on Mar 2, 2021

DOC: Series.pad has template variables that are not replaced

Docs

good first issue

Status: Closed (completed).

#39640 In pandas-dev/pandas;

· by jorisvandenbossche was closed on Feb 24, 2021

CI: 3.8 numpy_dev build failing recently

CIContinuous IntegrationContinuous Integration

Status: Closed (completed).

#39854 In pandas-dev/pandas;

· by jreback was closed on Feb 17, 2021

BUG: DataFrame/Series.transform with list and non-list dict values

ApplyApply, Aggregate, Transform, MapApply, Aggregate, Transform, Map

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

Status: Closed (completed).

#40018 In pandas-dev/pandas;

· by rhshadrach was closed on Feb 27, 2021

BUG: to_json fails writing to GCS with compression

Bug

IO JSONread_json, to_json, json_normalizeread_json, to_json, json_normalize

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

Status: Closed (completed).

#39985 In pandas-dev/pandas;

· by dariobig was closed on Feb 24, 2021

DOC: fixup link for lookup example

Docs

good first issue

Status: Closed (completed).

#39863 In pandas-dev/pandas;

· by MarcoGorelli was closed on Feb 17, 2021

BUG: Index alignment behaviour

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).

#39931 In pandas-dev/pandas;

· by complexsum was closed on Feb 22, 2021

BUG: unary operators on IntegerArray return shared mask creating inconsistencies when assigning null and non-null values

Bug

Copy / view semantics

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

Status: Closed (completed).

#39943 In pandas-dev/pandas;

· by simonjayhawkins was closed on Feb 23, 2021

DOC: 1.2.3 release date

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 40137

#40137 In pandas-dev/pandas;

· by simonjayhawkins was closed on Mar 2, 2021

Backport PR #40137 on branch 1.2.x (DOC: 1.2.3 release date)

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 40165

#40165 In pandas-dev/pandas;

· by meeseeksmachine was closed on Mar 2, 2021

BUG: raise when sort_index with ascending=None

Bug

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

Status: Merged (completed).

pandas-dev/pandasnumber 39451

#39451 In pandas-dev/pandas;

· by ivanovmg was closed on Feb 26, 2021

DOC: Start v1.2.3 release notes

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 39669

#39669 In pandas-dev/pandas;

· by simonjayhawkins was closed on Feb 9, 2021

Backport PR #39709 on branch 1.2.x (CI: pin numpydoc)

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 39712

#39712 In pandas-dev/pandas;

· by meeseeksmachine was closed on Feb 10, 2021

CI: pin numpydoc

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 39709

#39709 In pandas-dev/pandas;

· by jbrockmendel was closed on Feb 10, 2021

Backport PR #40020 on branch 1.2.x (CI/TST: Supply dtype to coo_matrix until scipy is fixed)

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

Status: Merged (completed).

pandas-dev/pandasnumber 40034

#40034 In pandas-dev/pandas;

· by meeseeksmachine was closed on Feb 25, 2021

Backport PR #40019 on branch 1.2.x (DOC: Edit regression fix release note)

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 40025

#40025 In pandas-dev/pandas;

· by meeseeksmachine was closed on Feb 25, 2021

Fix regression for setitem not aligning rhs with boolean indexer

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: Merged (completed).

pandas-dev/pandasnumber 39944

#39944 In pandas-dev/pandas;

· by phofl was closed on Feb 22, 2021

DOC: Edit regression fix release note

Docs

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

Status: Merged (completed).

pandas-dev/pandasnumber 40019

#40019 In pandas-dev/pandas;

· by dsaxton was closed on Feb 24, 2021

CI/TST: Supply dtype to coo_matrix until scipy is fixed

CIContinuous IntegrationContinuous Integration

DependenciesRequired and optional dependenciesRequired and optional dependencies

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

Status: Merged (completed).

pandas-dev/pandasnumber 40020

#40020 In pandas-dev/pandas;

· by rhshadrach was closed on Feb 24, 2021

Backport PR #39966 on branch 1.2.x (DOC: fix link in 1.2.3 release notes)

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 39968

#39968 In pandas-dev/pandas;

· by meeseeksmachine was closed on Feb 22, 2021

DOC: fix link in 1.2.3 release notes

Docs

Status: Merged (completed).

pandas-dev/pandasnumber 39966

#39966 In pandas-dev/pandas;

· by simonjayhawkins was closed on Feb 22, 2021

Remove numpy pin from environment.yml on 1.2.x

Typingtype annotations, mypy/pyright type checkingtype annotations, mypy/pyright type checking

Status: Merged (completed).

pandas-dev/pandasnumber 39998

#39998 In pandas-dev/pandas;

· by simonjayhawkins was closed on Feb 26, 2021

Backport PR #40010 on branch 1.2.x

IO NetworkLocal or Cloud (AWS, GCS, etc.) IO IssuesLocal or Cloud (AWS, GCS, etc.) IO Issues

Status: Merged (completed).

pandas-dev/pandasnumber 40040

#40040 In pandas-dev/pandas;

· by twoertwein was closed on Feb 26, 2021