[issue39035] Travis CI fail on backports: pyvenv not installed

[Inada Naoki]

Change by Inada Naoki <songofacandy at gmail.com>:


----------
keywords: +patch
pull_requests: +17071
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/17602

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39035>
_______________________________________