On Thu, Oct 26, 2017 at 07:59:10PM -0700, randyliu17 at gmail.com wrote: > Hi Bob, thanks for responding. I'm not sure where to do so, my > professor had us download Pycharm for mac's which uses python 2.6 The code from your question is not specific to Python 2 or 3. Just try it in the Python installation you have available. Lutz