-
-
Notifications
You must be signed in to change notification settings - Fork 19.9k
Pull requests: pandas-dev/pandas
Author
Label
Projects
Milestones
Reviews
Assignee
Sort
Pull requests list
PERF: Use optimized take path for non-nanosecond datetime64/timedelta64
Performance
Memory or execution speed performance
#65165
opened Apr 11, 2026 by
jbrockmendel
Member
•
Draft
3 tasks done
ENH: DataFrameGroupBy.transform now accepts list, dict, and NamedAgg arguments (GH#58318)
#65164
opened Apr 11, 2026 by
berasaikat
Contributor
Loading…
3 tasks done
DEPR: PeriodIndex.is_full
Deprecate
Functionality to remove in pandas
#65163
opened Apr 11, 2026 by
jbrockmendel
Member
Loading…
2 tasks done
REF: Remove TimedeltaArray._from_sequence_not_strict
Refactor
Internal refactoring of code
#65162
opened Apr 11, 2026 by
jbrockmendel
Member
Loading…
5 tasks done
REF: remove unused nat_rep parameter from datetime/timedelta formatters
Refactor
Internal refactoring of code
#65161
opened Apr 11, 2026 by
jbrockmendel
Member
•
Draft
BUG: Preserve dtype for NA columns during DataFrame reindex
Bug
#65159
opened Apr 10, 2026 by
jbrockmendel
Member
•
Draft
6 tasks done
2
REF: consolidate __iter__ into TimelikeOps, standardize _validate_setitem_value
Refactor
Internal refactoring of code
#65158
opened Apr 10, 2026 by
jbrockmendel
Member
Loading…
5 tasks done
BUG: raise clear TypeError for ExtensionArray.fillna with dict value
#65157
opened Apr 10, 2026 by
jbrockmendel
Member
Loading…
3 tasks done
BUG: Series.transform now raises SpecificationError for duplicate function names (GH#54929)
#65156
opened Apr 10, 2026 by
GalSakuri
Contributor
Loading…
DOC: clarify unit parameter in to_datetime docstring
#65155
opened Apr 10, 2026 by
jbrockmendel
Member
Loading…
DOC: clarify bool vs int behavior in object-dtype for factorize and unique
#65149
opened Apr 10, 2026 by
123Alissaa
Loading…
3 of 7 tasks
BUG:
str.replace("", "") sometimes hangs up the console
#65147
opened Apr 10, 2026 by
kjmin622
Contributor
Loading…
5 of 7 tasks
CLN: Replace no_default signature with False for allow_duplicates in insert and reset_index
#65146
opened Apr 10, 2026 by
tianlangqin
Loading…
2 of 6 tasks
BUG: Fix str.replace with empty pattern hanging on pyarrow backend
#65135
opened Apr 9, 2026 by
Bahtya
Loading…
Parquet IO: also use zoneinfo timezones by default even when pyarrow uses pytz
Arrow
pyarrow functionality
IO Parquet
parquet, feather
Timezones
Timezone data dtype
ENH/BUG: Utilize Extending pandas with custom dtypes or arrays.
IO JSON
read_json, to_json, json_normalize
_values_for_json in Series.to_json
Enhancement
ExtensionArray
#65127
opened Apr 8, 2026 by
Julian-Harbeck
Contributor
Loading…
5 of 7 tasks
BUG: .loc with mixed scalar/slice on MultiIndex now drops scalar-keyed levels
Bug
Indexing
Related to indexing on series/frames, not to indexes themselves
MultiIndex
#65126
opened Apr 8, 2026 by
jbrockmendel
Member
•
Draft
6 tasks done
2
BUG: infer_dtype skipna ignored for Period and Interval (GH#64196)
#65121
opened Apr 8, 2026 by
maheshmakvana
•
Draft
BUG: DataFrame.rank() loses ExtensionArray dtype (GH#52829)
#65120
opened Apr 8, 2026 by
maheshmakvana
Loading…
FIX: silent data loss in MultiIndex __setitem__ with object-dtype level
#65119
opened Apr 8, 2026 by
Bahtya
Loading…
BUG: fix read_parquet failing with TimedeltaIndex column (#59692)
#65117
opened Apr 8, 2026 by
tianlangqin
Loading…
6 of 7 tasks
BUG: .dt.seconds Discrepancy Between NumPy and PyArrow Timedelta Dtypes
#65115
opened Apr 8, 2026 by
kjmin622
Contributor
Loading…
5 of 7 tasks
DOC: Add practical example for removing duplicate rows
#65114
opened Apr 7, 2026 by
Adeyinka1
Loading…
Previous Next
ProTip!
Adding no:label will show everything without a label.