Travis

.travis.yml

@@ -35,6 +35,15 @@ matrix:
         - BREW_INSTALL=python3
         - TOXENV=py35
 
+install:
+  - |
+    if [[ $TRAVIS_OS_NAME == 'osx' ]]; then
+      if [[ -n "$BREW_INSTALL" ]]; then
+        brew install "$BREW_INSTALL"
+      fi
+      sudo pip install tox
+    fi
+
 script:
   - |
     if [[ $TRAVIS_OS_NAME == 'linux' ]]; then
@@ -43,12 +52,6 @@ script:
       tox -e "$TOXENV"
     fi
 
-install:
-  - |
-    if [[ $TRAVIS_OS_NAME == 'osx' && -n "$BREW_INSTALL" ]]; then
-      brew install "$BREW_INSTALL"
-    fi
-
 after_success:
   - |
     if [[ $TRAVIS_PYTHON_VERSION == $NEWEST_PYTHON && $TRAVIS_OS_NAME == 'linux']]; then