Collecting readerwriterlock==1.0.0
  1 location(s) to search for versions of readerwriterlock:
  * https://pypi.python.org/simple/readerwriterlock/
  Getting page https://pypi.python.org/simple/readerwriterlock/
  Analyzing links from page https://pypi.python.org/simple/readerwriterlock/
    Found link https://pypi.python.org/packages/cf/79/d2f88c5487c2987933bf60f28c5c05cb78511d3b87e7c2e18c720a5fb66b/readerwriterlock-1.0.0-py3-none-any.whl#md5=ce10054f7725e79a6a7732d213beb54a (from https://pypi.python.org/simple/readerwriterlock/) (requires-python:>=3), version: 1.0.0
    Found link https://pypi.python.org/packages/58/cf/7eebc41b5e1b420928e0fdbdbec77c8a0901f6c94bc32480c18f03a75d7c/readerwriterlock-1.0.0.tar.gz#md5=23d3a7cc2de0e743d43de6610794fa24 (from https://pypi.python.org/simple/readerwriterlock/) (requires-python:>=3), version: 1.0.0
  Using version 1.0.0 (newest of versions: 1.0.0)
  Downloading readerwriterlock-1.0.0-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/cf/79/d2f88c5487c2987933bf60f28c5c05cb78511d3b87e7c2e18c720a5fb66b/readerwriterlock-1.0.0-py3-none-any.whl#md5=ce10054f7725e79a6a7732d213beb54a (from https://pypi.python.org/simple/readerwriterlock/) (requires-python:>=3)
  Saved /tmp/tmp1yuba2h7/readerwriterlock-1.0.0-py3-none-any.whl
Skipping readerwriterlock, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-j2fjtoky/readerwriterlock