TST: fix compression tests when run without virtualenv/condaenv#28051

Merged

TomAugspurger merged 4 commits intopandas-dev:masterfrom

jbrockmendel:iot

Aug 23, 2019

Commits on Aug 21, 2019

Commits on Aug 22, 2019

Merge branch 'master' of https://github.com/pandas-dev/pandas into iot
jbrockmendel
committed