why we need resort imports before test project in travis ?

Author: valdergallo

.travis.yml

@@ -21,7 +21,7 @@ before_install:
         source "$HOME/virtualenvs/pypy-$PYPY_VERSION/bin/activate"
       fi
 install:
-- pip install pytest-cov pytest-mock coveralls flake8 isort==3.9.6 gevent==1.1b5 six>=1.10.0 promise>=0.4.2 pytest-benchmark
+- pip install pytest-cov pytest-mock coveralls flake8 gevent==1.1b5 six>=1.10.0 promise>=0.4.2 pytest-benchmark
 - pip install pytest==2.9.2
 - pip install -e .
 script:
@@ -36,5 +36,4 @@ matrix:
         - pip install pytest-asyncio
       script:
         - flake8
-        - isort --check-only graphql/ -rc
         - py.test --cov=graphql graphql tests tests_py35