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Pull requests list

BUG: Fix groupby.apply() dropping metadata from subclassed DataFrames (#62134) Groupby metadata _metadata, .attrs
#62408 by vgnshiyer was merged Sep 22, 2025 Loading…
5 tasks done
3.0
1
3
TST/CLN: Add tests for __finalize__ with merge Clean Docs metadata _metadata, .attrs Needs Tests Unit test(s) needed to prevent regressions
#62266 by aijams was merged Oct 18, 2025 Loading…
4 tasks done
3.0
23
BUG: fix ValueError when printing a Series with DataFrame in its attrs metadata _metadata, .attrs Output-Formatting __repr__ of pandas objects, to_string
#60574 by yuanx749 was merged Dec 16, 2024 Loading…
3 of 5 tasks
3.0
1
1
BUG: ValueError when printing a DataFrame with DataFrame in its attrs metadata _metadata, .attrs Output-Formatting __repr__ of pandas objects, to_string
#60459 by yuanx749 was merged Dec 3, 2024 Loading…
3 of 5 tasks
3.0
1
5
BUG: Copy attrs on pd.merge() metadata _metadata, .attrs Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#60357 by timhoffm was merged Jun 30, 2025 Loading… 3.0
1
10
Fix binary operations on attrs for Series and DataFrame metadata _metadata, .attrs Numeric Operations Arithmetic, Comparison, and Logical operations
#59636 by fbourgey was merged Apr 3, 2025 Loading…
1 task
3.0
1
52
Fix valerror dataframe array Bug metadata _metadata, .attrs
#59500 by crspencer11 was closed Sep 9, 2024 • Draft
5 tasks
2
REF: Add back attr passing in concat by attribute metadata _metadata, .attrs Refactor Internal refactoring of code Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#59195 by mroeschke was merged Jul 8, 2024 Loading… 3.0
4
ENH: propagating attrs always uses deepcopy metadata _metadata, .attrs
#55314 by timhoffm was merged Oct 4, 2023 Loading…
4 tasks done
2.2
1
10
CLN: Remove None check in attrs property lookup metadata _metadata, .attrs
#54364 by timhoffm was merged Aug 2, 2023 Loading… 2.1
3
Parquet metadata persistence of DataFrame.attrs IO Parquet parquet, feather metadata _metadata, .attrs
#54346 by SanjithChockan was merged Aug 3, 2023 Loading…
4 tasks done
2.1
18
Bug 54134 metadata _metadata, .attrs
#54158 by Charlie-83 was closed Aug 21, 2023 Loading…
5 tasks done
1
6
ENH: Include df.attrs metadata in to_csv output IO CSV read_csv, to_csv metadata _metadata, .attrs
#53740 by canthonyscott was closed Jun 23, 2023 Loading…
5 tasks
1
2
TST: Clean up finalize tests metadata _metadata, .attrs Testing pandas testing functions or related to the test suite
#53543 by lithomas1 was merged Jun 7, 2023 Loading…
5 tasks
2.1
1
BUG: Fix metadata propagation in reductions metadata _metadata, .attrs
#53542 by lithomas1 was merged Aug 1, 2023 Loading…
5 tasks
2.1
5
BUG: Fix metadata propagation in squeeze and describe metadata _metadata, .attrs
#53538 by lithomas1 was merged Jun 7, 2023 Loading…
5 tasks
2.1
4
MNT: Metadata in DataFrame.mean metadata _metadata, .attrs Stale
#52925 by jiawei-zhang-a was closed May 30, 2023 Loading…
1 of 5 tasks
5
Fix the metadata propagation in Dataframe.std metadata _metadata, .attrs
#52924 by jiawei-zhang-a was merged May 1, 2023 Loading…
1 of 5 tasks
2.1
10
Metadata propagation both in DataFrame.corrwith and Dataframe.sum metadata _metadata, .attrs
#52923 by jiawei-zhang-a was merged Apr 26, 2023 Loading…
5 tasks
2.1
1
Fixed metadata propagation in Dataframe.any metadata _metadata, .attrs Stale
#52922 by jiawei-zhang-a was closed Jun 12, 2023 Loading…
1 of 5 tasks
7
call __finalize__ in DataFrame.eval with engine=numexpr expressions pd.eval, query metadata _metadata, .attrs Stale
#52888 by jiawei-zhang-a was closed May 30, 2023 Loading…
3 of 5 tasks
14
Call __finalize__ in Dataframe.combine and Dataframe.combine_first metadata _metadata, .attrs
#52886 by jinlixiao was merged Apr 25, 2023 Loading…
2 tasks done
2.1
4
BUG: metadata does not always propagate in binary operations metadata _metadata, .attrs Stale
#49931 by MarcoGorelli was closed Dec 30, 2022 • Draft
4 of 5 tasks
1
3
BUG: Fix metadata propagation in df.corr and df.cov, GH28283 metadata _metadata, .attrs
#48616 by yuanx749 was merged Sep 20, 2022 Loading…
4 tasks done
2.0
4
ENH: added finalize to binary operators on DataFrame, GH28283 metadata _metadata, .attrs Numeric Operations Arithmetic, Comparison, and Logical operations
#48551 by seljaks was merged Sep 19, 2022 Loading…
3 of 4 tasks
2.0
3
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