Skip to content

Navigation Menu

Sign in

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly
Appearance settings

Issues: pandas-dev/pandas

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Clear current search query, filters, and sorts
152 Open 1,306 Closed
152 Open 1,306 Closed
Author
Filter by author
Loading
Label
Filter by label
Loading
Use alt + click/return to exclude labels
or ⇧ + click/return for logical OR
Projects
Filter by project
Loading
Milestones
Filter by milestone
Loading
Assignee
Filter by who’s assigned
Sort
Sort by
Newest Oldest Most commented Least commented Recently updated Least recently updated Best match
Most reactions
👍 👎 😄 🎉 😕 ❤️ 🚀 👀

Issues list

BUG: Joining Pandas with Polars dataframe produces fuzzy errormessage Bug Error Reporting Incorrect or improved errors from pandas
#61434 opened May 12, 2025 by Juan-132
3 tasks done
6
BUG: Raise ValueError for non-string columns in read_json orient='table' (GH19129) Error Reporting Incorrect or improved errors from pandas IO JSON read_json, to_json, json_normalize
#61359 opened Apr 26, 2025 by amoitra1 Loading…
1
4
BUG: round on object columns no longer raises a TypeError Bug Error Reporting Incorrect or improved errors from pandas Numeric Operations Arithmetic, Comparison, and Logical operations Regression Functionality that used to work in a prior pandas version
#61206 opened Mar 31, 2025 by MT407
2 of 3 tasks
2.3
@KevsterAmp
4
DOC: Pivot() example call incorrectly used and would give "error: duplicate index" Error Reporting Incorrect or improved errors from pandas Needs Info Clarification about behavior needed to assess issue Reshaping Concat, Merge/Join, Stack/Unstack, Explode
#61058 opened Mar 5, 2025 by mheskett
1 task done
3
BUG: Index.drop_duplicates() is inconsistent for unhashable values Bug Error Reporting Incorrect or improved errors from pandas
#60925 opened Feb 13, 2025 by camriddell
2 of 3 tasks
3
BUG: scalar out of bounds input does not raise for to_datetime Bug datetime.date stdlib datetime.date support Error Reporting Incorrect or improved errors from pandas
#60677 opened Jan 8, 2025 by kmuehlbauer
2 of 3 tasks
1
@kosiew
3
BUG: Arrow Struct columns cannot be grouped on (ArrowNotImplementedError) Arrow pyarrow functionality Bug Error Reporting Incorrect or improved errors from pandas Groupby
#60594 opened Dec 20, 2024 by a-reich
2 of 3 tasks
1
ERR: consistent error messages for unsupported setitem values API - Consistency Internal Consistency of API/Behavior Error Reporting Incorrect or improved errors from pandas Indexing Related to indexing on series/frames, not to indexes themselves
#60218 opened Nov 6, 2024 by jorisvandenbossche
4
BUG: many dataframe operations broken when a column contains numpy structured array Bug Constructors Series/DataFrame/Index/pd.array Constructors Error Reporting Incorrect or improved errors from pandas
#60108 opened Oct 26, 2024 by digitalsignalperson
2 of 3 tasks
9
ERR: consistent error messages for unsupported reduction operations API - Consistency Internal Consistency of API/Behavior Error Reporting Incorrect or improved errors from pandas Reduction Operations sum, mean, min, max, etc.
#59580 opened Aug 22, 2024 by jorisvandenbossche
BUG: provide better error message for pd.Timedelta - pd.Series[Timestamp] Datetime Datetime data dtype Error Reporting Incorrect or improved errors from pandas
#59571 opened Aug 21, 2024 by sfc-gh-mvashishtha
2 of 3 tasks
2
@KevsterAmp
10
BUG: Error message in read_csv misleading when using decimal="," Bug Error Reporting Incorrect or improved errors from pandas IO CSV read_csv, to_csv
#59299 opened Jul 23, 2024 by behrenhoff
2 of 3 tasks
@Animesh-Shukla
1
BUG: reindex with level specified does not expand data Bug Docs Error Reporting Incorrect or improved errors from pandas
#59170 opened Jul 2, 2024 by seanv507
2 of 3 tasks
4
BUG: ht.PyObjectHashTable swallows exception Bug Error Reporting Incorrect or improved errors from pandas hashing hash_pandas_object
#57052 opened Jan 24, 2024 by FreekPaans
3 tasks done
3
API: IncompatibleFrequency should subclass TypeError API Design Error Reporting Incorrect or improved errors from pandas
#55782 opened Oct 31, 2023 by jbrockmendel
3 tasks done
3.0
3
BUG: datetime parsing: error message indicating position of conflicting string is wrong for larger data Bug Datetime Datetime data dtype Error Reporting Incorrect or improved errors from pandas
#55345 opened Oct 1, 2023 by jorisvandenbossche
1
@rsm-23
7
BUG: Pandas 2.0 loses type information from datetime64[M/D] when creating dataframes Bug Dtype Conversions Unexpected or buggy dtype conversions Error Reporting Incorrect or improved errors from pandas Non-Nano datetime64/timedelta64 with non-nanosecond resolution
#55301 opened Sep 26, 2023 by KianShepherd
3 tasks done
5
BUG: TypeError when printing dataframe with numpy.record Bug Error Reporting Incorrect or improved errors from pandas
#55011 opened Sep 5, 2023 by rvernica
3 tasks done
ENH: Raise better error message when mapping categorical column with a dict[str, list] fails when all categories are mapped Categorical Categorical Data Type Enhancement Error Reporting Incorrect or improved errors from pandas
#54359 opened Aug 1, 2023 by radusuciu
3 tasks done
3
BUG: pandas coerces np.longlong to np.int64 Bug Error Reporting Incorrect or improved errors from pandas
#54252 opened Jul 25, 2023 by randolf-scholz
2 of 3 tasks
3
BUG: "table name" form of pd.read_sql() doesn't work for SQLite databases Error Reporting Incorrect or improved errors from pandas IO SQL to_sql, read_sql, read_sql_query
#54233 opened Jul 23, 2023 by kalekundert
2 of 3 tasks
4
BUG: pd.Series.describe ignores include, exclude arguments Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Error Reporting Incorrect or improved errors from pandas
#54193 opened Jul 19, 2023 by natalymr
3 tasks done
6
BUG: MultiIndex label lookup with empty list indexers inconsistent wrt placement of indexer Bug Error Reporting Incorrect or improved errors from pandas Indexing Related to indexing on series/frames, not to indexes themselves MultiIndex
#54009 opened Jul 5, 2023 by wence-
3 tasks done
1
ENH: pd.Timedelta could issue warning when 'units' falls through to **kwargs Enhancement Error Reporting Incorrect or improved errors from pandas Timedelta Timedelta data type
#53801 opened Jun 22, 2023 by khalida
1 of 3 tasks
2
@fjangda7
1
BUG: fillna specify duplicated column that is MultiIndex causes RecursionError Bug Error Reporting Incorrect or improved errors from pandas Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate MultiIndex
#53498 opened Jun 2, 2023 by yuji38kwmt
2 of 3 tasks
1
ProTip! Add no:assignee to see everything that’s not assigned.
Morty Proxy This is a proxified and sanitized view of the page, visit original site.