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PERF: add vbenchs for groupby functions with different group sizes #6787

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jreback opened this issue Apr 3, 2014 · 0 comments · Fixed by #8410
Closed

PERF: add vbenchs for groupby functions with different group sizes #6787

jreback opened this issue Apr 3, 2014 · 0 comments · Fixed by #8410
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Groupby Performance Memory or execution speed performance
Milestone
0.15.0

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@jreback
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jreback commented Apr 3, 2014

http://stackoverflow.com/questions/22845856/performance-issues-with-groupbys-last-in-pandas/22846215#22846215

want to run all built-in functions (e.g. first,last,nth,sum,min...etc with
large number of groups, say 10000 to verify perf.
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Groupby Performance Memory or execution speed performance
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0.15.0
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BENCH: programmatically create benchmarks for large ngroups (GH6787) dlovell/pandas
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@jreback