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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
BUG: fix DataFrame+DataFrame op with timedelta64 dtype Bug DataFrame DataFrame data structure Timedelta Timedelta data type
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… updated Nov 12, 2018
4 tasks
Only sort dict columns in from_records for py < 3.6 DataFrame DataFrame data structure
#22687 by llawall was closed Dec 23, 2018 Loading… updated Dec 23, 2018
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… updated Feb 27, 2019
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… updated Mar 25, 2019
Ensure that DataFrame constructed from dict follows insertion order Bug DataFrame DataFrame data structure
#25915 by alexander-ponomaroff was closed Apr 2, 2019 Loading… updated May 30, 2019
4 tasks done
TST: 2d index when constructing dataframe (#25416). Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure Reshaping Concat, Merge/Join, Stack/Unstack, Explode
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 support for DataFrame(ExtensionArray) Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure
REF/TST: Collect DataFrame Reduction Tests Clean DataFrame DataFrame data structure Refactor Internal refactoring of code Testing pandas testing functions or related to the test suite
#24761 by jbrockmendel was closed Jan 14, 2019 Loading… updated Apr 5, 2020
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… updated May 22, 2020
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… updated Jun 14, 2020
5 tasks
BUG: DataFrame constructor reordering elements with ndarray from datetime dtype not datetime64[ns] Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure
REF: Move the rest of DataFrame.agg into apply Apply Apply, Aggregate, Transform, Map DataFrame DataFrame data structure Refactor Internal refactoring of code
REF: Move transform into apply Apply Apply, Aggregate, Transform, Map DataFrame DataFrame data structure Refactor Internal refactoring of code Series Series data structure
REGR: where not copying on no-op DataFrame DataFrame data structure Indexing Related to indexing on series/frames, not to indexes themselves Regression Functionality that used to work in a prior pandas version
Backport PR #40592: REGR: where not copying on no-op DataFrame DataFrame data structure Indexing Related to indexing on series/frames, not to indexes themselves
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… updated Jul 10, 2021
5 tasks done
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
Backport PR #42942 on branch 1.3.x (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
Backport PR #43041 on branch 1.3.x (Fix len one list dataframe constructor bug for datetime) Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure Regression Functionality that used to work in a prior pandas version
Backport PR #43041 on branch 1.3.x (Fix len one list dataframe constructor bug for datetime) Constructors Series/DataFrame/Index/pd.array Constructors DataFrame DataFrame data structure Regression Functionality that used to work in a prior pandas version
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