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Pull requests: pandas-dev/pandas
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[WIP]API: CategoricalType for specifying categoricals API Design Categorical Categorical Data Type Dtype Conversions Unexpected or buggy dtype conversions
Categoricals hash consistently Categorical Categorical Data Type Compat pandas objects compatability with Numpy or Python functions
API: Drop the name parameter from Categorical Categorical Categorical Data Type Deprecate Functionality to remove in pandas
BUG: reindex would throw when a categorical index was empty #16770 Bug Categorical Categorical Data Type Indexing Related to indexing on series/frames, not to indexes themselves
Fix TypeError when merging categorical dates Bug Categorical Categorical Data Type Dtype Conversions Unexpected or buggy dtype conversions
BUG: Fix Categorical comparsion with Series of dtype 'category' Bug Categorical Categorical Data Type Dtype Conversions Unexpected or buggy dtype conversions
#16667 by funnycrab was closed Dec 10, 2017 Loading… updated Dec 10, 2017
4 tasks
DOC: update the pandas.Index.is_categorical docstring Categorical Categorical Data Type Docs
#20167 by mariadelmarbibiloni was merged Mar 12, 2018 Loading… updated Mar 12, 2018 0.23.0
4 of 5 tasks
PERF: removed coercion to int64 for arrays of ints in Categorical.from_codes Categorical Categorical Data Type Performance Memory or execution speed performance
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
TST : Adding new test case for pivot_table() with Categorical data Categorical Categorical Data Type Testing pandas testing functions or related to the test suite
#21381 by uds5501 was closed Sep 25, 2018 Loading… updated Sep 25, 2018
3 of 4 tasks
WIP: Make weekday_name field in DatetimeIndex categorical Categorical Categorical Data Type Datetime Datetime data dtype Enhancement
#21177 by sivakar12 was closed Oct 11, 2018 Loading… updated Oct 11, 2018
2 of 4 tasks
added check if categoricalDtype for issue #19278 Categorical Categorical Data Type Sparse Sparse Data Type
#20644 by xchoudhury was closed Oct 11, 2018 Loading… updated Oct 11, 2018
2 of 4 tasks
BUG: CategoricalIndex.searchsorted doesn't return a scalar if input was scalar Categorical Categorical Data Type Indexing Related to indexing on series/frames, not to indexes themselves
GH24241 make Categorical.map transform nans Categorical Categorical Data Type Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
BUG: Fix groupby observed=True when aggregating a column Bug Categorical Categorical Data Type Groupby
#24412 by Koustav-Samaddar was merged Dec 31, 2018 Loading… updated Dec 31, 2018 0.24.0
4 tasks done
API: categorical grouping will no longer return the cartesian product API Design Categorical Categorical Data Type Groupby
PERF: CategoricalIndex.get_loc should avoid expensive cast of .codes to int64 Categorical Categorical Data Type Performance Memory or execution speed performance
#21699 by topper-123 was closed Oct 19, 2018 Loading… updated Feb 2, 2019
2 of 4 tasks
BUG: fix sorting with observed=True in groupby Bug Categorical Categorical Data Type Groupby
#25173 by topper-123 was closed Mar 19, 2019 Loading… updated Mar 19, 2019
4 tasks done
BUG: errors and segfaults in groupby cython transforms (#16771) Categorical Categorical Data Type Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
pivot_table very slow on Categorical data; how about an observed keyword argument? #24923 Categorical Categorical Data Type Performance Memory or execution speed performance
BUG: preserve categorical & sparse types when grouping / pivot & preserve dtypes on ufuncs Bug Categorical Categorical Data Type ExtensionArray Extending pandas with custom dtypes or arrays. Groupby Sparse Sparse Data Type
Fix GroupBy nth Handling with Observed=False Categorical Categorical Data Type Groupby Missing-data np.nan, pd.NaT, pd.NA, dropna, isnull, interpolate
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