$ python3 --version Python 3.6.1 $ python3 -m virtualenv venv Using base prefix '/Library/Frameworks/Python.framework/Versions/3.6' New python executable in .../venv/bin/python3 Also creating executable in .../venv/bin/python Installing setuptools, pip, wheel...done. $ source venv/bin/activate $ pip install tensorflow Collecting tensorflow Using cached tensorflow-1.2.0-cp36-cp36m-macosx_10_11_x86_

