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REGR: assure .unique of mixed strings does not stringize #16108

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Merged
merged 1 commit into from
Apr 25, 2017

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@jreback jreback commented Apr 24, 2017

closes #16107

this might slow things down (because of the inferring), so will have to make a fix for that.

@jreback jreback added the Regression Functionality that used to work in a prior pandas version label Apr 24, 2017
@jreback jreback added this to the 0.20.0 milestone Apr 24, 2017
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jreback commented Apr 24, 2017

ok this doesn't regress performance (and helps in a couple of situations).

@jreback jreback force-pushed the unique_nan branch 3 times, most recently from 3962e10 to 93cf83a Compare April 24, 2017 22:49
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codecov bot commented Apr 25, 2017

Codecov Report

Merging #16108 into master will increase coverage by <.01%.
The diff coverage is 100%.

Impacted file tree graph

@@            Coverage Diff             @@
##           master   #16108      +/-   ##
==========================================
+ Coverage   90.83%   90.83%   +<.01%     
==========================================
  Files         159      159              
  Lines       50768    50771       +3     
==========================================
+ Hits        46117    46120       +3     
  Misses       4651     4651
Flag Coverage Δ
#multiple 88.61% <100%> (ø) ⬆️
#single 40.33% <0%> (-0.01%) ⬇️
Impacted Files Coverage Δ
pandas/core/algorithms.py 94.44% <100%> (+0.02%) ⬆️

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@jreback jreback merged commit 72248e7 into pandas-dev:master Apr 25, 2017
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REGR: pd.unique casts nan to string with other strings
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