fix travis cached old version issue.

aliyun · Nov 24, 2017 · f1247bb · f1247bb
1 parent bb8ff77
commit f1247bb
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -10,8 +10,7 @@ python:
   - "pypy3"
 
 install:
-  - pip install -r requirements.txt
-  - pip install .
+  - pip install -U .
 
 script:
   - cd tests