Test added and patch to fix python-version-dependent issues when len ro...#9583

Merged

jreback merged 1 commit intopandas-dev:masterfrom

cottrell:to_coo_patch

Mar 5, 2015

Commits on Mar 4, 2015

Test addaed and patch to fix python-version-dependent issues when len row/col_levels is 1.
David Cottrell
committed