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BUG: segfault from json.dumps in Python 3.10

Bug

IO JSONread_json, to_json, json_normalizeread_json, to_json, json_normalize

Python 3.10

SegfaultNon-Recoverable ErrorNon-Recoverable Error

Status: Closed (completed).

#42130 In pandas-dev/pandas;

· by fangchenli was closed on Jan 24, 2022

DISCUSS Rename master to main?

AdminAdministrative tasks related to the pandas projectAdministrative tasks related to the pandas project

Status: Closed (completed).

#39577 In pandas-dev/pandas;

· by MarcoGorelli was closed on Feb 1, 2022

BUG: fillna downcast object to int even downcast=False/None

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

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).

#45603 In pandas-dev/pandas;

· by yinweisu was closed on Jan 27, 2022

BUG: is_bool_dtype 'Series' object has no attribute 'categories'

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

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

Status: Closed (completed).

#45615 In pandas-dev/pandas;

· by Robbie-Palmer was closed on Jan 31, 2022

BUG: passing a SparseArray to pd.Index - overly eager FutureWarning

Bug

SparseSparse Data TypeSparse Data Type

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

Status: Closed (completed).

#45618 In pandas-dev/pandas;

· by jsignell was closed on Jan 30, 2022

BUG: REGRESSION: DataFrame.corr() floating point inaccuracy

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).

#45640 In pandas-dev/pandas;

· by tritemio was closed on Jan 26, 2022

BUG: Incorrect behavior of window aggregation functions on disjoint windows skipping overflowing elements

Bug

Windowrolling, ewma, expandingrolling, ewma, expanding

Status: Closed (completed).

#45647 In pandas-dev/pandas;

· by rtpsw was closed on Jan 28, 2022

BUG: pd.DateOffset(n) doesn't add days to pd.Series or pd.DatetimeIndex

Bug

FrequencyDateOffsetsDateOffsets

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

Status: Closed (completed).

#45643 In pandas-dev/pandas;

· by wenceslas-sanchez was closed on Feb 10, 2022

RLS: 1.4.1

Release

Status: Closed (completed).

#45551 In pandas-dev/pandas;

· by simonjayhawkins was closed on Feb 14, 2022

BUG: Parameter check_flags is ignored in assert_frame_equal

Bug

InternalsRelated to non-user accessible pandas implementationRelated to non-user accessible pandas implementation

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

Status: Closed (completed).

#45554 In pandas-dev/pandas;

· by elDan101 was closed on Jan 28, 2022

REGR: ImportError on other dbapi2 connections when sqlalchemy is not installed

Bug

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

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

Status: Closed (completed).

#45660 In pandas-dev/pandas;

· by vincent3717 was closed on Feb 1, 2022

BUG: join operation fails on overlapping IntervalIndex levels

Bug

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

Status: Closed (completed).

#45661 In pandas-dev/pandas;

· by johannes-mueller was closed on Jan 28, 2022

BUG: Label and integer based indexing return different values for same column

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).

#45684 In pandas-dev/pandas;

· by epmojo was closed on Jan 30, 2022

BUG: 1.4.0 does not preserve initially empty Index and appended by <code>loc</code> assignment.

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).

#45621 In pandas-dev/pandas;

· by ketozhang was closed on Jan 26, 2022

BUILD: Cannot create development environment using pip on macOS

BuildLibrary building on various platformsLibrary building on various platforms

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

OS XRelated to Mac OS & hardware issues (M1)Related to Mac OS & hardware issues (M1)

Status: Closed (completed).

#45374 In pandas-dev/pandas;

· by hasan-yaman was closed on Jan 23, 2022

BUG: test_wrong_url tests should be skipped with "--skip-network"

Bug

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

Status: Closed (completed).

#45085 In pandas-dev/pandas;

· by apteryks was closed on Jan 31, 2022

BUG: setting with loc breaks in 1.4.0 when indexing using an all-False boolean series

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).

#45778 In pandas-dev/pandas;

· by kroche98 was closed on Feb 3, 2022

BUG: <code>styler</code> builtin highlighters and <code>pd.NA</code> interaction

Bug

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

Stylerconditional formatting using DataFrame.styleconditional formatting using DataFrame.style

Status: Closed (completed).

#45804 In pandas-dev/pandas;

· by attack68 was closed on Feb 4, 2022

BUG: Accessing a one-level MultiIndex with <code>.loc</code> raises with an unclear error (in 1.4)

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).

#45779 In pandas-dev/pandas;

· by SdgJlbl was closed on Feb 9, 2022

BUG: pandas.tseries.offsets.DateOffset behavior changes

Bug

FrequencyDateOffsetsDateOffsets

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

Status: Closed (completed).

#45890 In pandas-dev/pandas;

· by iajoiner was closed on Feb 10, 2022

BUG: rolling apply on axis=1 produces value error

Bug

Windowrolling, ewma, expandingrolling, ewma, expanding

Status: Closed (completed).

#45912 In pandas-dev/pandas;

· by mvashishtha was closed on Feb 11, 2022

CI: Doc build is failing because scipy inventories can not be reached.

CIContinuous IntegrationContinuous Integration

DependenciesRequired and optional dependenciesRequired and optional dependencies

Docs

Status: Closed (completed).

#45850 In pandas-dev/pandas;

· by phofl was closed on Feb 8, 2022

DOC: add python 3.10 support to docs

Docs

good first issue

Python 3.10

Status: Closed (completed).

#45921 In pandas-dev/pandas;

· by Dr-Irv was closed on Feb 10, 2022

Manual Backport PR #45731 on branch 1.4.x (TST: Add @td.skip_if_no_scipy to failing test)

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

Status: Merged (completed).

pandas-dev/pandasnumber 45739

#45739 In pandas-dev/pandas;

· by mroeschke was closed on Jan 31, 2022

Backport PR #45771 on branch 1.4.x (TST: Skip pyarrow hanging in MacOS CI)

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

Status: Merged (completed).

pandas-dev/pandasnumber 45781

#45781 In pandas-dev/pandas;

· by meeseeksmachine was closed on Feb 3, 2022