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Pull requests: pandas-dev/pandas
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ENH: add empty() methods for DataFrame and Series DataFrame DataFrame data structure Enhancement Series Series data structure
#12291 by gfyoung was closed Feb 11, 2016 Loading…
BUG: DataFrame constructor reordering elements with ndarray from datetime dtype not datetime64[ns] Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure
Ensure that DataFrame constructed from dict follows insertion order Bug DataFrame DataFrame data structure
#25915 by alexander-ponomaroff was closed Apr 2, 2019 Loading…
4 tasks done
BUG/TST: added TypeError if object dtypes are detected in dataframe Bug DataFrame DataFrame data structure Stale
#61682 by sharkipelago was closed Oct 5, 2025 Loading…
3 of 4 tasks
TST: Add tests for single level indexing with loc(axis=1) DataFrame DataFrame data structure Indexing Related to indexing on series/frames, not to indexes themselves Testing pandas testing functions or related to the test suite
ENH: Add is_sparse method to check for sparse columns in a DataFrame (GH26706) DataFrame DataFrame data structure Enhancement Needs Discussion Requires discussion from core team before further action Sparse Sparse Data Type
#37279 by avinashpancham was closed Jul 10, 2021 Loading…
5 tasks done
BUG: fix DataFrame+DataFrame op with timedelta64 dtype Bug DataFrame DataFrame data structure Timedelta Timedelta data type
CLN GH22985 Fixed interpolation with object error message DataFrame DataFrame data structure Error Reporting Incorrect or improved errors from pandas Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
Only sort dict columns in from_records for py < 3.6 DataFrame DataFrame data structure
#22687 by llawall was closed Dec 23, 2018 Loading…
2 of 4 tasks
feature : forces index_type comparaison when asserting that one Dataf… DataFrame DataFrame data structure Indexing Related to indexing on series/frames, not to indexes themselves
#24618 by LouisJULIEN was closed Feb 27, 2019 Loading…
Warn when column order changed. DataFrame DataFrame data structure Error Reporting Incorrect or improved errors from pandas
#22945 by TomAugspurger was closed Mar 25, 2019 Loading…
ERR: clarify PerformanceWarning for fragmented frame DataFrame DataFrame data structure Indexing Related to indexing on series/frames, not to indexes themselves Warnings Warnings that appear or should be added to pandas
Data type of new assigned DataFrame column #23326 DataFrame DataFrame data structure Dtype Conversions Unexpected or buggy dtype conversions Needs Info Clarification about behavior needed to assess issue
#23413 by charlesdong1991 was closed Nov 12, 2018 Loading…
4 tasks
Nested list multi index (#14467) Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure
#32812 by harri471 was closed Jun 14, 2020 Loading…
5 tasks
REF: define reductions non-dynamically DataFrame DataFrame data structure Refactor Internal refactoring of code Series Series data structure
PERF: Avoid Series constructor in DataFrame(dict(...), columns=) DataFrame DataFrame data structure Performance Memory or execution speed performance
Create sayan2 DataFrame DataFrame data structure Needs Discussion Requires discussion from core team before further action
#35192 by osayanhu was closed Jul 9, 2020 Loading…
5 tasks
WIP: Draft strawman implementation of draft strawman data frame "__dataframe__" interchange protocol for discussion API Design DataFrame DataFrame data structure Needs Discussion Requires discussion from core team before further action
#32908 by simonjayhawkins was closed May 22, 2020 Loading…
BUG: DataFrame reductions with object dtype and axis=1 DataFrame DataFrame data structure Dtype Conversions Unexpected or buggy dtype conversions Reduction Operations sum, mean, min, max, etc. Stale
#50224 by rhshadrach was closed Feb 11, 2023 • Draft
5 tasks done
BUG: fix bug in DataFrame.diff when dataframe has bool dtype and axis=1 Bug DataFrame DataFrame data structure Transformations e.g. cumsum, diff, rank
#57193 by yuanx749 was closed Jun 17, 2024 Loading…
4 of 5 tasks
ENH: Add support for DataFrame(ExtensionArray) Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure
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