update

.travis.yml

@@ -23,7 +23,7 @@ before_install:
   - sudo pip install pylint pytest astroid isort pre-commit
   - sudo pip install kiwisolver
   - sudo pip install paddlepaddle==1.7.2 --ignore-installed urllib3
-  - sudo pip uninstall rarfile
+  - sudo pip uninstall -y rarfile
   - sudo pip install rarfile==3.0
   - sudo python setup.py install
   - |