PERF: don't materialize arrays on checking in groupby#16413
Merged
jreback merged 1 commit intopandas-dev:masterfrom May 22, 2017
Merged
PERF: don't materialize arrays on checking in groupby#16413jreback merged 1 commit intopandas-dev:masterfrom
jreback merged 1 commit intopandas-dev:masterfrom
