print travis python version to figure out why not in effect

.travis.yml

@@ -13,6 +13,7 @@ before_install:
   - if [[ $TRAVIS_PYTHON_VERSION == 2.7 ]]; then travis_retry sudo apt-get update -qq; fi
 install:
   - travis_retry pip install pyinotify
+  - echo "$TRAVIS_PYTHON_VERSION"
   - if [[ $TRAVIS_PYTHON_VERSION == 2* || $TRAVIS_PYTHON_VERSION == 'pypy' ]]; then travis_retry pip install dnspython; fi
   - if [[ $TRAVIS_PYTHON_VERSION == 3* || $TRAVIS_PYTHON_VERSION == 'pypy3' ]]; then travis_retry pip install dnspython3; fi
   - if [[ $TRAVIS_PYTHON_VERSION == 2.7 ]]; then travis_retry sudo apt-get install -qq python-gamin; cp /usr/share/pyshared/gamin.py /usr/lib/pyshared/python2.7/_gamin.so $VIRTUAL_ENV/lib/python2.7/site-packages/; fi