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PERF: nunique perf can be improved by using len(unique) rather than value_counts #9354

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jreback opened this issue Jan 25, 2015 · 3 comments
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PERF: nunique perf can be improved by using len(unique) rather than value_counts #9354

jreback opened this issue Jan 25, 2015 · 3 comments
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Performance Memory or execution speed performance
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0.16.0

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@jreback
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jreback commented Jan 25, 2015

xref #7784
@jreback jreback added the Performance Memory or execution speed performance label Jan 25, 2015
@jreback jreback added this to the 0.17.0 milestone Jan 25, 2015
@jreback jreback mentioned this issue Jan 25, 2015
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@gtnx
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gtnx commented Jan 27, 2015

Gave it a try in #9364

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gtnx commented Jan 28, 2015

Done with commit ff124f9 no?

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jreback commented Jan 28, 2015

originally closed here: ff124f9

@jreback jreback closed this as completed Jan 28, 2015
@jreback jreback modified the milestones: 0.16.0, 0.17.0 Jan 28, 2015
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