virtualenv --system-site-packages -p python3 TensorFlow
Running virtualenv with interpreter /usr/local/bin/python3
Using base prefix '/usr/local'
New python executable in /home/misiu/TensorFlow/bin/python3
Not overwriting existing python script /home/misiu/TensorFlow/bin/python (you must use /home/misiu/TensorFlow/bin/python3)
Installing setuptools, pkg_resources, pip, wheel...
  Complete output from command /home/misiu/TensorFlow/bin/python3 - setuptools pkg_resources pip wheel:
  Traceback (most recent call last):
  File "<stdin>", line 7, in <module>
  File "/usr/share/python-wheels/pip-8.1.1-py2.py3-none-any.whl/pip/__init__.py", line 16, in <module>
  File "/usr/share/python-wheels/pip-8.1.1-py2.py3-none-any.whl/pip/vcs/subversion.py", line 9, in <module>
  File "/usr/share/python-wheels/pip-8.1.1-py2.py3-none-any.whl/pip/index.py", line 30, in <module>
  File "/usr/share/python-wheels/pip-8.1.1-py2.py3-none-any.whl/pip/wheel.py", line 39, in <module>
  File "/home/misiu/TensorFlow/share/python-wheels/distlib-0.2.2-py2.py3-none-any.whl/distlib/scripts.py", line 14, in <module>
  File "/home/misiu/TensorFlow/share/python-wheels/distlib-0.2.2-py2.py3-none-any.whl/distlib/compat.py", line 66, in <module>
ImportError: cannot import name 'HTTPSHandler'
----------------------------------------
...Installing setuptools, pkg_resources, pip, wheel...done.
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/virtualenv.py", line 2363, in <module>
    main()
  File "/usr/lib/python3/dist-packages/virtualenv.py", line 719, in main
    symlink=options.symlink)
  File "/usr/lib/python3/dist-packages/virtualenv.py", line 988, in create_environment
    download=download,
  File "/usr/lib/python3/dist-packages/virtualenv.py", line 918, in install_wheel
    call_subprocess(cmd, show_stdout=False, extra_env=env, stdin=SCRIPT)
  File "/usr/lib/python3/dist-packages/virtualenv.py", line 812, in call_subprocess
    % (cmd_desc, proc.returncode))
OSError: Command /home/misiu/TensorFlow/bin/python3 - setuptools pkg_resources pip wheel failed with error code 1