Search results

TST: assert reading of legacy pickles against current data

IO Pickleread_pickle, to_pickleread_pickle, to_pickle

Stale

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

Status: Open (in progress).

pandas-dev/pandasnumber 61792

#61792 In pandas-dev/pandas;

· jorisvandenbossche opened on Jul 7, 2025

· 

3.0

BUG: fillna with DataFrame input should preserve dtype when possible

Bug

Dtype ConversionsUnexpected or buggy dtype conversionsUnexpected or buggy dtype conversions

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61742

#61742 In pandas-dev/pandas;

· iabhi4 opened on Jun 29, 2025

Raise MergeError on mismatched signed/unsigned int merge keys

Bug

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

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61694

#61694 In pandas-dev/pandas;

· RITAMIT2023 opened on Jun 23, 2025

BUG/TST: added TypeError if object dtypes are detected in dataframe

Bug

DataFrameDataFrame data structureDataFrame data structure

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61682

#61682 In pandas-dev/pandas;

· sharkipelago opened on Jun 20, 2025

feature #58141: Consistent naming conventions for string dtype aliases

API Design

Enhancement

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61651

#61651 In pandas-dev/pandas;

· pedromfdiogo opened on Jun 13, 2025

BUG: Fix GroupBy aggregate coersion of outputs inconsistency for pyarrow dtypes

Arrowpyarrow functionalitypyarrow functionality

Bug

Groupby

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61640

#61640 In pandas-dev/pandas;

· heoh opened on Jun 12, 2025

PDEP-18: Nullable Object Dtype

PDEPpandas enhancement proposalpandas enhancement proposal

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61599

#61599 In pandas-dev/pandas;

· simonjayhawkins opened on Jun 7, 2025

Parallelize test_sql.py - Issue #60378

IO SQLto_sql, read_sql, read_sql_queryto_sql, read_sql, read_sql_query

Stale

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

Status: Open (in progress).

pandas-dev/pandasnumber 61551

#61551 In pandas-dev/pandas;

· dShcherbakov1 opened on Jun 4, 2025

BUG: Fix Series.str.zfill for ArrowDtype string arrays #61485

Stale

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

Status: Open (in progress).

pandas-dev/pandasnumber 61533

#61533 In pandas-dev/pandas;

· iabhi4 opened on Jun 1, 2025

API: Replace na_action parameter in Series/DataFrame/Index.map by the standard skipna

API Design

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

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61530

#61530 In pandas-dev/pandas;

· datapythonista opened on Jun 1, 2025

BUG: Fix assert_frame_equal dtype handling when check_dtype=False (#61473)

Stale

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

Status: Open (in progress).

pandas-dev/pandasnumber 61525

#61525 In pandas-dev/pandas;

· iabhi4 opened on May 31, 2025

ENH: Add <code>force_suffixes</code> boolean argument to <code>pd.merge</code>

Enhancement

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

Stale

Status: Open (in progress).

pandas-dev/pandasnumber 61498

#61498 In pandas-dev/pandas;

· kopytjuk opened on May 26, 2025