Collecting izen==0.1.20171201
  1 location(s) to search for versions of izen:
  * https://pypi.python.org/simple/izen/
  Getting page https://pypi.python.org/simple/izen/
  Analyzing links from page https://pypi.python.org/simple/izen/
    Found link https://pypi.python.org/packages/0f/f9/5cbf3caf78f100c837c4a12d5dfd70672a7155c7911e015791d6f10f2d20/izen-0.1.20171201.tar.gz#md5=e8e7e9f4678e1ea9dce1919ce1c2674d (from https://pypi.python.org/simple/izen/), version: 0.1.20171201
    Could not parse version from link: https://pypi.python.org/packages/2d/d2/cfcf32ab51978e5f60dc3b41b36071b26532efbca2dc24eee420f3db949b/izen.tar.gz#md5=447690620961aa950252da2d4603fad1 (from https://pypi.python.org/simple/izen/)
    Skipping link https://pypi.python.org/packages/2d/d2/cfcf32ab51978e5f60dc3b41b36071b26532efbca2dc24eee420f3db949b/izen.tar.gz#md5=447690620961aa950252da2d4603fad1 (from https://pypi.python.org/simple/izen/); wrong project name (not izen)
    Found link https://pypi.python.org/packages/41/5e/8c57e212e4e051a62f5b4f34fe80a32287cfb4e2758f5dc690bf567d0949/izen-0.1.20171201-py3-none-any.whl#md5=27ef17ce0fc8cac61139c72006e37417 (from https://pypi.python.org/simple/izen/), version: 0.1.20171201
    Found link https://pypi.python.org/packages/63/8d/2ad11d11ad7ffc4d50ac39c5b66dd4715fa73daf66cc846a75ae4e15bba5/izen-0.1.20171201-py2.py3-none-any.whl#md5=07d3eb2aea6cbc449ab86bddad6969bd (from https://pypi.python.org/simple/izen/), version: 0.1.20171201
  Using version 0.1.20171201 (newest of versions: 0.1.20171201)
  Downloading izen-0.1.20171201-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/41/5e/8c57e212e4e051a62f5b4f34fe80a32287cfb4e2758f5dc690bf567d0949/izen-0.1.20171201-py3-none-any.whl#md5=27ef17ce0fc8cac61139c72006e37417 (from https://pypi.python.org/simple/izen/)
  Saved /tmp/tmpkp2jy5dk/izen-0.1.20171201-py3-none-any.whl
Skipping izen, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-vbhf2vkb/izen