Created temporary directory: /tmp/pip-ephem-wheel-cache-9u8wewk2
Created temporary directory: /tmp/pip-req-tracker-zg25ss42
Created requirements tracker '/tmp/pip-req-tracker-zg25ss42'
Created temporary directory: /tmp/pip-wheel-pak4dxxg
Collecting contracts-lib-py==0.0.1
  1 location(s) to search for versions of contracts-lib-py:
  * https://pypi.org/simple/contracts-lib-py/
  Getting page https://pypi.org/simple/contracts-lib-py/
  Analyzing links from page https://pypi.org/simple/contracts-lib-py/
    Found link https://files.pythonhosted.org/packages/de/ad/76de2ed5700df7327f223f5ffbac7b4a174bef66a89744e2137c8ce759ed/contracts-lib-py-0.0.1.tar.gz#sha256=c280222a84df98430425b22755867b2e0e82a81261fa35b759965685f5d817cc (from https://pypi.org/simple/contracts-lib-py/), version: 0.0.1
    Found link https://files.pythonhosted.org/packages/54/79/3c52f31e4fa7249435c1f96c56edcdd75feed2cbb393c891f95b67d44ff2/contracts_lib_py-0.0.1-py2.py3-none-any.whl#sha256=d42dadf720bdd5d7bccd0ffd94d74b560b27b9c835313cc66c48164709ec3af3 (from https://pypi.org/simple/contracts-lib-py/), version: 0.0.1
  Using version 0.0.1 (newest of versions: 0.0.1)
  Created temporary directory: /tmp/pip-unpack-2nuhvfv0
  Downloading https://files.pythonhosted.org/packages/54/79/3c52f31e4fa7249435c1f96c56edcdd75feed2cbb393c891f95b67d44ff2/contracts_lib_py-0.0.1-py2.py3-none-any.whl (44kB)
  Downloading from URL https://files.pythonhosted.org/packages/54/79/3c52f31e4fa7249435c1f96c56edcdd75feed2cbb393c891f95b67d44ff2/contracts_lib_py-0.0.1-py2.py3-none-any.whl#sha256=d42dadf720bdd5d7bccd0ffd94d74b560b27b9c835313cc66c48164709ec3af3 (from https://pypi.org/simple/contracts-lib-py/)
  Saved /tmp/tmpa_3npzhs/contracts_lib_py-0.0.1-py2.py3-none-any.whl
  Added contracts-lib-py==0.0.1 from https://files.pythonhosted.org/packages/54/79/3c52f31e4fa7249435c1f96c56edcdd75feed2cbb393c891f95b67d44ff2/contracts_lib_py-0.0.1-py2.py3-none-any.whl#sha256=d42dadf720bdd5d7bccd0ffd94d74b560b27b9c835313cc66c48164709ec3af3 to build tracker '/tmp/pip-req-tracker-zg25ss42'
  Removed contracts-lib-py==0.0.1 from https://files.pythonhosted.org/packages/54/79/3c52f31e4fa7249435c1f96c56edcdd75feed2cbb393c891f95b67d44ff2/contracts_lib_py-0.0.1-py2.py3-none-any.whl#sha256=d42dadf720bdd5d7bccd0ffd94d74b560b27b9c835313cc66c48164709ec3af3 from build tracker '/tmp/pip-req-tracker-zg25ss42'
Skipping contracts-lib-py, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-pak4dxxg/contracts-lib-py
Removed build tracker '/tmp/pip-req-tracker-zg25ss42'