Created temporary directory: /tmp/pip-ephem-wheel-cache-hhcuo375
Created temporary directory: /tmp/pip-req-tracker-4fnf1x_9
Created requirements tracker '/tmp/pip-req-tracker-4fnf1x_9'
Created temporary directory: /tmp/pip-wheel-f7k6h11o
Collecting pkv==1.0
  1 location(s) to search for versions of pkv:
  * https://pypi.org/simple/pkv/
  Getting page https://pypi.org/simple/pkv/
  Analyzing links from page https://pypi.org/simple/pkv/
    Found link https://files.pythonhosted.org/packages/ef/c0/a5ed7422f806fb27d332ac6e5c316b3f66e501b8ea0eeff20cf26a2265e8/pkv-1.0-py3-none-any.whl#sha256=12cf87bbdcf92338fd343c86216bf38b08df26f3c820bdd25275c9b19846fafa (from https://pypi.org/simple/pkv/), version: 1.0
    Found link https://files.pythonhosted.org/packages/a4/ab/20005f68cc9cfaaa21f330254684da5338f6e729e096e39d34912ce62000/pkv-1.0.macosx-10.14-x86_64.tar.gz#sha256=bfba23a78b368f4bdc15298e886e87222d6a870a23c5f93816237f73723e91ce (from https://pypi.org/simple/pkv/), version: 1.0.macosx-10.14-x86_64
  Using version 1.0 (newest of versions: 1.0)
  Created temporary directory: /tmp/pip-unpack-msnmqxvl
  Downloading https://files.pythonhosted.org/packages/ef/c0/a5ed7422f806fb27d332ac6e5c316b3f66e501b8ea0eeff20cf26a2265e8/pkv-1.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/ef/c0/a5ed7422f806fb27d332ac6e5c316b3f66e501b8ea0eeff20cf26a2265e8/pkv-1.0-py3-none-any.whl#sha256=12cf87bbdcf92338fd343c86216bf38b08df26f3c820bdd25275c9b19846fafa (from https://pypi.org/simple/pkv/)
  Saved /tmp/tmpr8pw7t6u/pkv-1.0-py3-none-any.whl
  Added pkv==1.0 from https://files.pythonhosted.org/packages/ef/c0/a5ed7422f806fb27d332ac6e5c316b3f66e501b8ea0eeff20cf26a2265e8/pkv-1.0-py3-none-any.whl#sha256=12cf87bbdcf92338fd343c86216bf38b08df26f3c820bdd25275c9b19846fafa to build tracker '/tmp/pip-req-tracker-4fnf1x_9'
  Removed pkv==1.0 from https://files.pythonhosted.org/packages/ef/c0/a5ed7422f806fb27d332ac6e5c316b3f66e501b8ea0eeff20cf26a2265e8/pkv-1.0-py3-none-any.whl#sha256=12cf87bbdcf92338fd343c86216bf38b08df26f3c820bdd25275c9b19846fafa from build tracker '/tmp/pip-req-tracker-4fnf1x_9'
Skipping pkv, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-f7k6h11o/pkv
Removed build tracker '/tmp/pip-req-tracker-4fnf1x_9'