[Python-checkins] bpo-32802: Fix Travis build (GH-5589) (GH-5590)

[Mariatta]

https://github.com/python/cpython/commit/ad3997c592ee9b75fdcd44a0eaa51d748a2e2394
commit: ad3997c592ee9b75fdcd44a0eaa51d748a2e2394
branch: 3.7
author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com>
committer: Mariatta <Mariatta at users.noreply.github.com>
date: 2018-02-08T11:42:46-08:00
summary:

bpo-32802: Fix Travis build (GH-5589) (GH-5590)

Fix bug in travis configuration where it did not run the tests when
a change includes both code and doc changes.
(cherry picked from commit 32921f90821ab54ffb757b7e996e5b7a71fac25e)

Co-authored-by: Stéphane Wirtel <stephane at wirtel.be>

files:
M .travis.yml

diff --git a/.travis.yml b/.travis.yml
index d7387e5f9831..98d6b9a97b9b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -97,7 +97,7 @@ before_script:
       echo "Files changed: "
       echo $files_changed
 
-      if ! echo $files_changed | grep -qvE '(\.rst$)|(^Doc)|(^Misc)'
+      if ! echo "$files_changed" | grep -qvE '(\.rst$)|(^Doc)|(^Misc)'
       then
         echo "Only docs were updated, stopping build process."
         exit