Travis: fix Homebrew Python issue

See Homebrew/homebrew-core#26358 ocaml/ocaml-ci-scripts#225 #575 (comment) [skip appveyor]
ocsigen · Apr 14, 2018 · cd63b76 · cd63b76
1 parent cf446d3
commit cd63b76
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/util/travis.sh b/src/util/travis.sh
@@ -32,6 +32,8 @@ packages_apt () {
 
 packages_homebrew () {
     brew update > /dev/null
+    # See https://github.com/Homebrew/homebrew-core/issues/26358.
+    brew upgrade python > /dev/null
 
     if [ "$COMPILER" = system ]
     then