Collecting defpi==18.5
  1 location(s) to search for versions of defpi:
  * https://pypi.python.org/simple/defpi/
  Getting page https://pypi.python.org/simple/defpi/
  Analyzing links from page https://pypi.org/simple/defpi/
    Found link https://files.pythonhosted.org/packages/29/e6/425ca92bc77526780c1907ab4aa30c39b25f23ab31729546d6a234d7973c/defpi-18.5-py3-none-any.whl#sha256=cefe7615aba343d21f9c23554f6a26c3ded6b26d1ba2ce22bfe6319f97b5899a (from https://pypi.org/simple/defpi/) (requires-python:~=3.5), version: 18.5
    Found link https://files.pythonhosted.org/packages/04/53/17b86c51677a7d38067f63250413c6157a75906822c26692da3ac8ebd5a9/defpi-18.5.tar.gz#sha256=760f03b13932d53a62a489bbc9dd9c110800df0d225101a7cb72f08aa2f53ca6 (from https://pypi.org/simple/defpi/) (requires-python:~=3.5), version: 18.5
  Using version 18.5 (newest of versions: 18.5)
  Downloading https://files.pythonhosted.org/packages/29/e6/425ca92bc77526780c1907ab4aa30c39b25f23ab31729546d6a234d7973c/defpi-18.5-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/29/e6/425ca92bc77526780c1907ab4aa30c39b25f23ab31729546d6a234d7973c/defpi-18.5-py3-none-any.whl#sha256=cefe7615aba343d21f9c23554f6a26c3ded6b26d1ba2ce22bfe6319f97b5899a (from https://pypi.org/simple/defpi/) (requires-python:~=3.5)
  Saved /tmp/tmpi6a_3ogv/defpi-18.5-py3-none-any.whl
Skipping defpi, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-p1r1dpxs/defpi