Collecting rfgb==0.2.0
  1 location(s) to search for versions of rfgb:
  * https://pypi.python.org/simple/rfgb/
  Getting page https://pypi.python.org/simple/rfgb/
  Analyzing links from page https://pypi.org/simple/rfgb/
    Found link https://files.pythonhosted.org/packages/e1/08/9820003c015c9a202c442b76e8a00d83ef97ffd71d19e0462f9f0963ca93/rfgb-0.2.0-py2.py3-none-any.whl#sha256=33ed29bb3601b38504ab72a2e77f708af23be93170a3d5a01a767bd14218b271 (from https://pypi.org/simple/rfgb/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/c8/59/3bed28affd5fca51d386f9555d5986c378016792dacf71fa865c1aa7e5a4/rfgb-0.2.0.tar.gz#sha256=07157c4640de79712173c57db2b5b437385708a42d1bf27791c1d85297445ae8 (from https://pypi.org/simple/rfgb/), version: 0.2.0
  Using version 0.2.0 (newest of versions: 0.2.0)
  Downloading https://files.pythonhosted.org/packages/e1/08/9820003c015c9a202c442b76e8a00d83ef97ffd71d19e0462f9f0963ca93/rfgb-0.2.0-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/e1/08/9820003c015c9a202c442b76e8a00d83ef97ffd71d19e0462f9f0963ca93/rfgb-0.2.0-py2.py3-none-any.whl#sha256=33ed29bb3601b38504ab72a2e77f708af23be93170a3d5a01a767bd14218b271 (from https://pypi.org/simple/rfgb/)
  Saved /tmp/tmp0jd4854o/rfgb-0.2.0-py2.py3-none-any.whl
Skipping rfgb, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-dn_df3rv/rfgb