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Pull requests: pandas-dev/pandas
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BUG: GH14323 Union of differences from DatetimeIndex incorrect Bug Datetime Datetime data dtype Regression Functionality that used to work in a prior pandas version
API & BUG: allow list-like y argument to df.plot & fix integer arg to x,y Regression Functionality that used to work in a prior pandas version Visualization plotting
#20000 by masongallo was merged Mar 22, 2018 Loading… updated Mar 22, 2018
4 tasks done
BUG: Fixed NDFrame.transform('abs') Apply Apply, Aggregate, Transform, Map Regression Functionality that used to work in a prior pandas version
BUG: fix reindexing MultiIndex with categorical datetime-like level Categorical Categorical Data Type MultiIndex Regression Functionality that used to work in a prior pandas version
BUG: do not crash on a callable grouper returning tuples Groupby MultiIndex Regression Functionality that used to work in a prior pandas version
#22279 by toobaz was closed Dec 14, 2018 Loading… updated Dec 14, 2018
4 tasks done
BUG: fix usage of na_sentinel with sort=True in factorize() Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Regression Functionality that used to work in a prior pandas version
Fixed regression of Multi index with NaN Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate MultiIndex Regression Functionality that used to work in a prior pandas version
#25424 by hksonngan was closed Apr 16, 2019 Loading… updated Apr 16, 2019
4 tasks done
BUG: Preserve sparse dtype when reindexing Regression Functionality that used to work in a prior pandas version Sparse Sparse Data Type
#26183 by alex-hutton was closed Jun 8, 2019 Loading… updated Jun 8, 2019
1 of 4 tasks
BUG: _can_use_numexpr fails when passed large Series Numeric Operations Arithmetic, Comparison, and Logical operations Regression Functionality that used to work in a prior pandas version
BUG: Fix RangeIndex.get_indexer for decreasing RangeIndex Bug Indexing Related to indexing on series/frames, not to indexes themselves Regression Functionality that used to work in a prior pandas version
BUG: Patch for skipping seek() when loading Excel files from urllib3.response.HTTPResponse object IO Excel read_excel, to_excel Regression Functionality that used to work in a prior pandas version
REGR: Fix TypeError in groupby min / max of period column Groupby Regression Functionality that used to work in a prior pandas version
REGR: fix non-reduction apply with tz-aware objects Apply Apply, Aggregate, Transform, Map Regression Functionality that used to work in a prior pandas version
REGR: Fixed AssertionError in groupby Groupby Regression Functionality that used to work in a prior pandas version
BUG: Too aggressive typing in NDFrame.align Regression Functionality that used to work in a prior pandas version Typing type annotations, mypy/pyright type checking
REGR: Series.str.encode("base64") Regression Functionality that used to work in a prior pandas version Strings String extension data type and string data
REGR: read_pickle fallback to encoding=latin_1 upon a UnicodeDecodeError IO Pickle read_pickle, to_pickle Regression Functionality that used to work in a prior pandas version
BUG: Fixed bug, where pandas._libs.lib.maybe_convert_objects function improperly handled arrays with bools and NaNs NA - MaskedArrays Related to pd.NA and nullable extension arrays Regression Functionality that used to work in a prior pandas version
BUG: Fix unwanted type casting while replacing values in a DataFrame Dtype Conversions Unexpected or buggy dtype conversions Regression Functionality that used to work in a prior pandas version
#33067 by phofl was closed May 11, 2020 Loading… updated Jun 14, 2020
4 of 5 tasks
Change check_freq default to False Regression Functionality that used to work in a prior pandas version Testing pandas testing functions or related to the test suite
#35571 by MaxWinterstein was closed Aug 14, 2020 Loading… updated Aug 14, 2020
4 of 5 tasks
REGR: setting column with setitem should not modify existing array inplace Indexing Related to indexing on series/frames, not to indexes themselves Regression Functionality that used to work in a prior pandas version
REGR: Fix interpolation on empty dataframe Algos Non-arithmetic algos: value_counts, factorize, sorting, isin, clip, shift, diff Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate Regression Functionality that used to work in a prior pandas version
REGR: Series access with Index of tuples/frozenset Indexing Related to indexing on series/frames, not to indexes themselves Regression Functionality that used to work in a prior pandas version Series Series data structure
BUG: Fix astype from float32 to string Bug Output-Formatting __repr__ of pandas objects, to_string Regression Functionality that used to work in a prior pandas version Strings String extension data type and string data
Regression in offsets caused offsets to be no longer hashable Datetime Datetime data dtype Frequency DateOffsets Regression Functionality that used to work in a prior pandas version
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