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CLN: GH29547 format with f-strings
#35013 opened Jun 26, 2020 by DanBasson
Fix Issue #34923: Inferred dtype at the end of df explode method
Dtypes Reshaping
#35011 opened Jun 26, 2020 by SanthoshBala18 • Changes requested 0 of 5
1 6
BUG: Avoids b' prefix for bytes in to_csv() (#9712)
#35004 opened Jun 26, 2020 by sidhant007 5 of 5
1 1
BUG: DataFrame.melt gives unexpected result when column "value" already exists
#35003 opened Jun 26, 2020 by pizzathief
1 1
CLN: remove libreduction.Reducer
Clean Performance
#35001 opened Jun 26, 2020 by jbrockmendel 1.1
1
BUG: item_cache not cleared on DataFrame.values
Clean Performance
#34999 opened Jun 25, 2020 by jbrockmendel 3 of 5 1.1
1
API: User-control of result keys in GroupBy.apply
Groupby
#34998 opened Jun 25, 2020 by TomAugspurger • Changes requested 1.1
1 8
REF: dont set ndarray.data in libreduction
#34997 opened Jun 25, 2020 by jbrockmendel • Draft
2
TST: df.loc[:, 'col'] returning a view, but df.loc[df.index, 'col'] returning a copy
#34996 opened Jun 25, 2020 by arw2019 • Changes requested 4 of 5
1 2
DOC: Add example of NonFixedVariableWindowIndexer usage
Docs Window
#34994 opened Jun 25, 2020 by mroeschke • Changes requested 1.1
4
DOC/TST: DataFrame constructor with a list of DataFrames
#34991 opened Jun 25, 2020 by TomAugspurger 1.1
1 3
BUG: Add failing unit test for GH#34986
#34987 opened Jun 25, 2020 by xhochy 4 of 5
1 3
ENH: concat of nullable int + bool preserves int dtype
ExtensionArray NA - MaskedArrays Reshaping
#34985 opened Jun 25, 2020 by jorisvandenbossche 1.1
1 6
BUG: json.decode fails for nums larger than sys.maxsize
IO JSON
#34984 opened Jun 25, 2020 by arw2019 2 of 6
1
BUG: HDFStore unable to create colindex w/o error thrown
Error Reporting IO HDF5
#34983 opened Jun 25, 2020 by arw2019 • Changes requested 4 of 5
1 2
ERR: Fix to_timedelta error message
#34981 opened Jun 24, 2020 by dsaxton
DOC: Add notes about M and Y to to_timedelata documentation. (#34968)
Docs
#34979 opened Jun 24, 2020 by selasley 0 of 5
3
REF: dont consolidate in BlockManager.equals
Internals Reshaping
#34962 opened Jun 24, 2020 by jbrockmendel • Changes requested
9
Fix Issue 34748 - read in datetime as MultiIndex for column headers
Bug IO Excel
#34954 opened Jun 23, 2020 by Dr-Irv • Changes requested 5 of 5 1.1
1 23
Pd.series.map performance
Constructors Performance Series
#34948 opened Jun 23, 2020 by Rohith295 • Changes requested 3 of 5
1 23
ENH: Add NDFrame.format for easier conversion to string dtype
API Design Output-Formatting
#34941 opened Jun 22, 2020 by topper-123 5 of 5
1 6
ENH: add ignore_index option in DataFrame.explode
Enhancement Reshaping
#34933 opened Jun 22, 2020 by erfannariman • Changes requested 5 of 5 1.1
1 45
BUG: fix IntegerArray astype with copy=True/False
#34931 opened Jun 22, 2020 by jorisvandenbossche • Changes requested
6
Add HTML repr for groupby dataframe and series
#34926 opened Jun 22, 2020 by JulianWgs • Draft 2 of 5
Completely rework the capitalization check algo in 'validate_rst_title_capitalization.py'
#34922 opened Jun 21, 2020 by cleconte987 0 of 4
4
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