More investigation

Author: Ivan Levkivskyi

.travis.yml

@@ -43,8 +43,8 @@ install:
 script:
   - export PYTHONPATH=`python -c "import sys; print('python2' if sys.version.startswith('2') else 'src')"`;
     if [[ $TRAVIS_PYTHON_VERSION < '3.7' ]]; then py.test $PYTHONPATH; fi
-  - if [[ $TRAVIS_PYTHON_VERSION < '3.5' ]]; then python setup.py install; fi
-  - export PYTHONPATH=`python -c "import sys; print('typing_extensions/src_py2' if sys.version.startswith('2') else 'typing_extensions/src_py3')"`;
+  - if [[ $TRAVIS_PYTHON_VERSION < '3.5' ]]; then python setup.py install; fi;
+    export PYTHONPATH=`python -c "import sys; print('typing_extensions/src_py2' if sys.version.startswith('2') else 'typing_extensions/src_py3')"`;
     py.test $PYTHONPATH;
   - if [[ $TRAVIS_PYTHON_VERSION == '3.6' ]]; then flake8; fi
   - if [[ $TRAVIS_PYTHON_VERSION == '3.6' ]]; then flake8 --config=.flake8-tests src/test_typing.py python2/test_typing.py typing_extensions/src_py2/test_typing_extensions.py typing_extensions/src_py3/test_typing_extensions.py; fi