Add more specific error message when user passes incorrect matrix format to from_coo#26584

Merged

jreback merged 14 commits intopandas-dev:masterfrom

fhoang7:first-feature

Jun 2, 2019

Commits on Jun 2, 2019

Fix test name for consistency and assert on literal message
fhoang7
committed
Merge remote-tracking branch 'upstream/master' into first-feature
fhoang7
committed