Merge pull request #18610 from yongtang/04152018-xrange-six
authorMartin Wicke <577277+martinwicke@users.noreply.github.com>
Thu, 19 Apr 2018 16:26:51 +0000 (09:26 -0700)
committerGitHub <noreply@github.com>
Thu, 19 Apr 2018 16:26:51 +0000 (09:26 -0700)
Using xrange from six


Trivial merge