tests: virtualenv is only used on py2, rename and conditionalize...
tests: virtualenv is only used on py2, rename and conditionalize
If I have I have the Debian `python3-virtualenv` package installed on my
machine, the import succeeds but then I receive an AttributeError because the
package is essentially completely different between py2 and py3, and
test-hghave fails.
Differential Revision:
https://phab.mercurial-scm.org/D8812