You can check Tensorflow version on CLI as following:
pip show tensorflow
Then you will see the result like below:
Name: tensorflow Version: 0.5.0 Summary: TensorFlow helps the tensors flow Home-page: http://tensorflow.com/ Author: Google Inc. Author-email: opensource@google.com License: Apache 2.0 Location: /home/kurapa/venvs/tensorflow/lib/python2.7/site-packages Requires: six, numpy Required-by: