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PERF: Use a C Union in maybe_convert_numeric

MothballedTemporarily-closed PR the author plans to return toTemporarily-closed PR the author plans to return to

PerformanceMemory or execution speed performanceMemory or execution speed performance

Status: Closed (abandoned).

pandas-dev/pandasnumber 51029

#51029 In pandas-dev/pandas;

· by lithomas1 was closed on Aug 11, 2023

BLD: Split out tests into pandas_tests package

BuildLibrary building on various platformsLibrary building on various platforms

Status: Closed (abandoned).

pandas-dev/pandasnumber 53007

#53007 In pandas-dev/pandas;

· by lithomas1 was closed on Jun 6, 2025

ENH: Add arrow engine to to_csv

Arrowpyarrow functionalitypyarrow functionality

Enhancement

IO CSVread_csv, to_csvread_csv, to_csv

Status: Closed (abandoned).

pandas-dev/pandasnumber 54171

#54171 In pandas-dev/pandas;

· by lithomas1 was closed on Apr 23, 2024

COMPAT: Adapt to Numpy 2.0 dtype changes

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

Status: Closed (abandoned).

pandas-dev/pandasnumber 57774

#57774 In pandas-dev/pandas;

· by lithomas1 was closed on Mar 8, 2024

BLD: Refresh gitpod build files

CIContinuous IntegrationContinuous Integration

Stale

Status: Closed (abandoned).

pandas-dev/pandasnumber 56375

#56375 In pandas-dev/pandas;

· by lithomas1 was closed on Feb 28, 2024

PERF: Don't copy if already sorted in DataSplitter

MothballedTemporarily-closed PR the author plans to return toTemporarily-closed PR the author plans to return to

Stale

Status: Closed (abandoned).

pandas-dev/pandasnumber 52035

#52035 In pandas-dev/pandas;

· by lithomas1 was closed on Aug 1, 2023

ENH: Add support for numpy 2's string dtype

Enhancement

Stale

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

Status: Closed (abandoned).

pandas-dev/pandasnumber 58394

#58394 In pandas-dev/pandas;

· by lithomas1 was closed on May 30, 2024

Allow StringArray[python] to be backed by numpy StringDType in numpy 2.0

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

Stale

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

Status: Closed (abandoned).

pandas-dev/pandasnumber 58578

#58578 In pandas-dev/pandas;

· by lithomas1 was closed on Jun 2, 2025

CI: Start Testing on Python 3.11

CIContinuous IntegrationContinuous Integration

Python 3.11

Stale

Status: Closed (abandoned).

pandas-dev/pandasnumber 47032

#47032 In pandas-dev/pandas;

· by lithomas1 was closed on Jul 30, 2022

ENH: Add support for engine=numba to groupby apply

Groupby

numbanumba-accelerated operationsnumba-accelerated operations

Stale

Status: Closed (abandoned).

pandas-dev/pandasnumber 53988

#53988 In pandas-dev/pandas;

· by lithomas1 was closed on Nov 26, 2023

CI: Bump pandas-gbq to one that doesn't pin pyarrow

Arrowpyarrow functionalitypyarrow functionality

DependenciesRequired and optional dependenciesRequired and optional dependencies

MothballedTemporarily-closed PR the author plans to return toTemporarily-closed PR the author plans to return to

Stale

Status: Closed (abandoned).

pandas-dev/pandasnumber 54200

#54200 In pandas-dev/pandas;

· by lithomas1 was closed on Oct 23, 2023

BUG: merge should upcast to highest resolution

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

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

Stale

Status: Closed (abandoned).

pandas-dev/pandasnumber 56310

#56310 In pandas-dev/pandas;

· by lithomas1 was closed on Apr 23, 2024