update pip

skyhit · skyhit · commit 9baabfd48769 · 2017-07-07T10:16:22.000+08:00
diff --git a/circle.yml b/circle.yml
@@ -4,6 +4,7 @@ machine:
 
 dependencies:
   pre:
+    - pip install --upgrade pip
     - pip install awsebcli
 
 test:
