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REGR: Fixed handling of Categorical in cython ops #31668

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merged 1 commit into from
Feb 5, 2020

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TomAugspurger
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Fixed by falling back to the wrapped Python version when the cython
version raises NotImplementedError.

Closes #31450

Fixed by falling back to the wrapped Python version when the cython
version raises NotImplementedError.

Closes pandas-dev#31450
@TomAugspurger TomAugspurger added Groupby Regression Functionality that used to work in a prior pandas version Categorical Categorical Data Type labels Feb 4, 2020
@TomAugspurger TomAugspurger added this to the 1.0.1 milestone Feb 4, 2020
@jbrockmendel
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LGTM. Is this the long-term solution?

@TomAugspurger
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I'm not really sure to be honest.

@jreback
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jreback commented Feb 5, 2020

this looks good. it should be the long-term, until we fully handle EAs in cython.

jorisvandenbossche pushed a commit that referenced this pull request Feb 5, 2020
…#31678)

Co-authored-by: Tom Augspurger <TomAugspurger@users.noreply.github.com>
@TomAugspurger TomAugspurger deleted the 31450-category-agg branch February 5, 2020 13:23
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REGR: groupby().agg fails on categorical column in pandas 1.0.0
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