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Pull requests list

BUG/API: cast to nanos before writing datetimes to JSON Bug Datetime Datetime data dtype IO JSON read_json, to_json, json_normalize
#63100 by jbrockmendel was merged Nov 23, 2025 Loading…
2 of 5 tasks
3.0
1
4
BUG: DatetimeIndex asof with string key Datetime Datetime data dtype Indexing Related to indexing on series/frames, not to indexes themselves
#62943 by jbrockmendel was merged Oct 31, 2025 Loading…
3 of 5 tasks
3.0
1
1
Warn on no-op rounding for datetimelike dtypes Datetime Datetime data dtype Warnings Warnings that appear or should be added to pandas
#62844 by jbrockmendel was merged Oct 27, 2025 Loading…
2 of 5 tasks
3.0
1
1
API: to_datetime strings default to microsecond Datetime Datetime data dtype Non-Nano datetime64/timedelta64 with non-nanosecond resolution Timestamp pd.Timestamp and associated methods
#62801 by jbrockmendel was merged Nov 19, 2025 Loading…
6 tasks done
3.0
2
33
BUG: Do not ignore sort in concat for DatetimeIndex Datetime Datetime data dtype Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#62752 by rhshadrach was closed Oct 25, 2025 • Draft
1 of 5 tasks
1
11
BUG: Converting string of type lxml.etree._ElementUnicodeResult to a datetime using pandas.to_datetime Datetime Datetime data dtype
#62604 by floura-angel was merged Oct 7, 2025 Loading…
3 of 5 tasks
3.0
1
4
BUG: Merge fails on pyarrow datetime columns Arrow pyarrow functionality Bug Datetime Datetime data dtype Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#62356 by 13muskanp was closed Oct 6, 2025 Loading…
3 of 5 tasks
1
1
BUG: Timestamp.replace failing to update unit Datetime Datetime data dtype Non-Nano datetime64/timedelta64 with non-nanosecond resolution
#62301 by jbrockmendel was merged Sep 9, 2025 Loading…
3 of 5 tasks
3.0
1
1
BUG: to_datetime(None) inconsistent with other conversions Datetime Datetime data dtype Timedelta Timedelta data type
#62249 by jbrockmendel was merged Sep 3, 2025 Loading…
3 of 5 tasks
3.0
1
1
DOC: Clarify parameter rules in the Notes Section of date_range and timedelta_range Datetime Datetime data dtype Docs Timedelta Timedelta data type
#62194 by mazhar996 was merged Sep 10, 2025 Loading…
2 of 5 tasks
1
2
BUG: disallow exotic np.datetime64 unit Datetime Datetime data dtype
#61882 by jbrockmendel was merged Jul 17, 2025 Loading…
2 of 5 tasks
3.0
1
5
BUG: Raise OutOfBoundsDatetime in DataFrame.replace when value exceeds datetime64[ns] bounds (GH#61671) Bug Datetime Datetime data dtype Stale
#61717 by iabhi4 was closed Oct 5, 2025 Loading…
4 tasks done
1
16
BUG: date comparison fails when series is all pd.NaT values Bug Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#61200 by Mohit-Kundu was merged Apr 15, 2025 Loading…
4 of 5 tasks
3.0
1
19
BUG: Collision between equivalent frequencies 'QS-… Bug Datetime Datetime data dtype Frequency DateOffsets Stale
#61142 by ycdjun was closed May 21, 2025 Loading…
5 tasks done
1
5
BUG: Fix bug in to_datetime that occasionally throws FloatingPointErr… Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#61022 by snitish was merged Mar 2, 2025 Loading…
5 tasks
3.0
1
8
Bug cov nat Datetime Datetime data dtype Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
#60898 by fbourgey was merged May 23, 2025 Loading… 3.0
1
24
fix: incorrect ISO week 53 conversion when only 52 weeks exist Datetime Datetime data dtype
#60896 by ShashwatAgrawal20 was merged Feb 12, 2025 Loading…
3 of 5 tasks
3.0
1
4
DOC: added see also for series.dt.round in series.round Datetime Datetime data dtype Docs
#60187 by Swati-Sneha was merged Nov 4, 2024 Loading…
2 tasks done
3.0
1
1
BUG: Raise TypeError when subracting DateTimeArray and other date types Datetime Datetime data dtype Error Reporting Incorrect or improved errors from pandas Stale Timedelta Timedelta data type
#59901 by KevsterAmp was closed Jan 11, 2025 Loading…
3 of 5 tasks
3.0
1
15
BUG: Fix for pandas.to_datetime reports incorrect index when failing Bug Datetime Datetime data dtype
#59594 by maushumee was merged Aug 27, 2024 Loading…
5 tasks done
3.0
1
5
API (string): return str dtype for .dt methods, DatetimeIndex methods backported Datetime Datetime data dtype Strings String extension data type and string data
#59526 by jbrockmendel was merged Aug 16, 2024 Loading…
5 tasks
2.3
1
BUG: Fix .dt.microsecond accessor for pyarrow-backed Series Arrow pyarrow functionality Datetime Datetime data dtype
#59183 by Aloqeely was merged Jul 8, 2024 Loading…
4 of 5 tasks
3.0
1
5
BUG: Fix to_datetime not respecting dayfirst Datetime Datetime data dtype
#58876 by Aloqeely was merged Jul 17, 2024 Loading…
1 of 5 tasks
3.0
1
8
Backport PR #57548 on branch 2.2.x (Fix accidental loss-of-precision for to_datetime(str, unit=...)) Datetime Datetime data dtype Stale
#58034 by meeseeksmachine was merged Mar 27, 2024 Loading… 2.2.2
DOC: Remove doc of deprecated week and weekofyear Datetime Datetime data dtype Docs
#57901 by Aloqeely was merged Mar 18, 2024 Loading…
1 of 5 tasks
3.0
1
4
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