Collecting sopt==0.0.6
  1 location(s) to search for versions of sopt:
  * https://pypi.python.org/simple/sopt/
  Getting page https://pypi.python.org/simple/sopt/
  Analyzing links from page https://pypi.org/simple/sopt/
    Found link https://files.pythonhosted.org/packages/58/c2/70845187a3b268d63d57d768685294acda64d41bba266a7c7a8b93e1fc7d/sopt-0.0.6-py3-none-any.whl#sha256=75a30c086e8f0770f652777dffa237f5b540ae0996e7837d32a6814b8317a686 (from https://pypi.org/simple/sopt/), version: 0.0.6
    Found link https://files.pythonhosted.org/packages/23/e9/64cbdfa1528f9606fc6a9808bc087748d870b4d813715c1f472fa66e042a/sopt-0.0.6.tar.gz#sha256=53cda150a07c45ff7ce6149b999a9644dcde98072519cffc1c353491aad70e9b (from https://pypi.org/simple/sopt/), version: 0.0.6
  Using version 0.0.6 (newest of versions: 0.0.6)
  Downloading https://files.pythonhosted.org/packages/58/c2/70845187a3b268d63d57d768685294acda64d41bba266a7c7a8b93e1fc7d/sopt-0.0.6-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/58/c2/70845187a3b268d63d57d768685294acda64d41bba266a7c7a8b93e1fc7d/sopt-0.0.6-py3-none-any.whl#sha256=75a30c086e8f0770f652777dffa237f5b540ae0996e7837d32a6814b8317a686 (from https://pypi.org/simple/sopt/)
  Saved /tmp/tmpa5ib7_tv/sopt-0.0.6-py3-none-any.whl
Skipping sopt, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-bnfizp49/sopt