D7133: run-tests: make code coverage work on Python 3

[yuja (Yuya Nishihara)]

yuja added a comment.


  Fixed some `os.environb` and queued, thanks.

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST ACTION
  https://phab.mercurial-scm.org/D7133/new/

REVISION DETAIL
  https://phab.mercurial-scm.org/D7133

To: indygreg, #hg-reviewers
Cc: yuja, mercurial-devel