Travis CI: Use newer pip for better caching

unitedstates · Dec 24, 2016 · 486ba84 · 486ba84
1 parent ade0046
commit 486ba84
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -7,6 +7,7 @@ sudo: false
 
 cache: pip
 install:
+  - pip install --upgrade pip wheel
   - pip install -r requirements.txt
   - pip install pyflakes pylint