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BUG: CustomBusinessDay not respecting calendar

Bug

FrequencyDateOffsetsDateOffsets

good first issue

Status: Open.

#60647 In pandas-dev/pandas;

· benmgrant opened on Jan 2, 2025

BUG: value_counts() returns error/wrong result with PyArrow categorical columns with nulls

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

Arrowpyarrow functionalitypyarrow functionality

Bug

CategoricalCategorical Data TypeCategorical Data Type

good first issue

Status: Open.

#60563 In pandas-dev/pandas;

· lmoasdev opened on Dec 14, 2024

ENH: Passing a single value to .describe(percentiles = [0.25]) returns 25th- and 50th-percentile

Enhancement

good first issue

Status: Open.

#60550 In pandas-dev/pandas;

· ZenithClown opened on Dec 12, 2024

TST: Make test_sql.py parallelizable

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

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

good first issue

Status: Open.

#60378 In pandas-dev/pandas;

· WillAyd opened on Nov 20, 2024

BUG: .convert_dtypes(dtype_backend="pyarrow") strips timezone from tz-aware pyarrow timestamp Series

Arrowpyarrow functionalitypyarrow functionality

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

LocalizationInternationalization of dataInternationalization of data

good first issue

Status: Open.

#60237 In pandas-dev/pandas;

· jamesdow21 opened on Nov 8, 2024

DOC: fix docstring validation errors for pandas.Timedelta/pandas.TimedeltaIndex

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

Docs

good first issue

Status: Open.

#59698 In pandas-dev/pandas;

· natmokval opened on Sep 3, 2024

DOC: fix docstring validation errors for pandas.Series

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

Docs

good first issue

Status: Open.

#59592 In pandas-dev/pandas;

· natmokval opened on Aug 24, 2024

DOC: fix docstring validation errors for pandas.Timestamp

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

Docs

good first issue

Status: Open.

#59458 In pandas-dev/pandas;

· natmokval opened on Aug 9, 2024

TST: mixed_int_string Index

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

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

good first issue

Status: Open.

#54072 In pandas-dev/pandas;

· jbrockmendel opened on Jul 10, 2023

DOC: Fix docs for various offset constructors

Docs

FrequencyDateOffsetsDateOffsets

good first issue

Status: Open.

#52431 In pandas-dev/pandas;

· Dr-Irv opened on Apr 5, 2023

DOC: Simplify pandas theme footer

Docs

good first issue

Status: Open.

#51536 In pandas-dev/pandas;

· datapythonista opened on Feb 21, 2023

CLN: Use dedup_names in all instances where duplicate column names are renamed

Clean

IO HTMLread_html, to_html, Styler.apply, Styler.applymapread_html, to_html, Styler.apply, Styler.applymap

good first issue

Status: Open.

#50371 In pandas-dev/pandas;

· datapythonista opened on Dec 21, 2022