no module named selenium requirement already satisfied code example
Example: No module named 'selenium'
root@shashank-mbp /U/s/Downloads# tar xf selenium-3.141.0.tar.gz root@shashank-mbp /U/s/Downloads# cd selenium-3.141.0/ root@shashank-mbp /U/s/D/selenium-3.141.0# ls CHANGES LICENSE MANIFEST.in PKG-INFO