Created temporary directory: /tmp/pip-ephem-wheel-cache-8h0dxqtd
Created temporary directory: /tmp/pip-req-tracker-eti9_2h3
Created requirements tracker '/tmp/pip-req-tracker-eti9_2h3'
Created temporary directory: /tmp/pip-wheel-y5iy3l1k
Collecting contrib-extension==0.0.1.1909230047rc0
  1 location(s) to search for versions of contrib-extension:
  * https://pypi.org/simple/contrib-extension/
  Getting page https://pypi.org/simple/contrib-extension/
  Analyzing links from page https://pypi.org/simple/contrib-extension/
    Found link https://files.pythonhosted.org/packages/1c/77/409c81688c0dbabe7b1f8e804bbeb206f401abe57216ef0247de130b4680/contrib-extension-0.0.1.1908252311rc0.tar.gz#sha256=16ce554b83572b90e10a81c5ac92820c672a6d91b45730c273884fe4a8fec5a0 (from https://pypi.org/simple/contrib-extension/), version: 0.0.1.1908252311rc0
    Found link https://files.pythonhosted.org/packages/6e/eb/d6dc879855ae5f55a8627f199e0aa2ca0653fadceaadc8b09ad64263c75c/contrib_extension-0.0.1.1908252311rc0-py3-none-any.whl#sha256=b7a9c82fa15c1b82954627ae23cd6b60d3c6ff76bc353db325ca71fad05375ea (from https://pypi.org/simple/contrib-extension/), version: 0.0.1.1908252311rc0
    Found link https://files.pythonhosted.org/packages/23/e1/d2106e02a0ae79075fa2b5baa896f7a8b993a06cbac71fcf5c15d11fa5d1/contrib-extension-0.0.1.1909230047rc0.tar.gz#sha256=9e49a8a1410de09b63082f14c42495bb111e76000dcbd36a39336f0e631a39dd (from https://pypi.org/simple/contrib-extension/), version: 0.0.1.1909230047rc0
    Found link https://files.pythonhosted.org/packages/6b/f4/0b0c7bab52032d722dab485530472218f305dc11e58a0b6c2dff6cffeeaa/contrib_extension-0.0.1.1909230047rc0-py3-none-any.whl#sha256=9f04b2da1904f6754fe6f2969260d6ddf098e6917b07283718968f5750a4cab6 (from https://pypi.org/simple/contrib-extension/), version: 0.0.1.1909230047rc0
  Using version 0.0.1.1909230047rc0 (newest of versions: 0.0.1.1909230047rc0)
  Created temporary directory: /tmp/pip-unpack-3zzet2aa
  Downloading https://files.pythonhosted.org/packages/6b/f4/0b0c7bab52032d722dab485530472218f305dc11e58a0b6c2dff6cffeeaa/contrib_extension-0.0.1.1909230047rc0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/6b/f4/0b0c7bab52032d722dab485530472218f305dc11e58a0b6c2dff6cffeeaa/contrib_extension-0.0.1.1909230047rc0-py3-none-any.whl#sha256=9f04b2da1904f6754fe6f2969260d6ddf098e6917b07283718968f5750a4cab6 (from https://pypi.org/simple/contrib-extension/)
  Saved /tmp/tmphnyba1u6/contrib_extension-0.0.1.1909230047rc0-py3-none-any.whl
  Added contrib-extension==0.0.1.1909230047rc0 from https://files.pythonhosted.org/packages/6b/f4/0b0c7bab52032d722dab485530472218f305dc11e58a0b6c2dff6cffeeaa/contrib_extension-0.0.1.1909230047rc0-py3-none-any.whl#sha256=9f04b2da1904f6754fe6f2969260d6ddf098e6917b07283718968f5750a4cab6 to build tracker '/tmp/pip-req-tracker-eti9_2h3'
  Removed contrib-extension==0.0.1.1909230047rc0 from https://files.pythonhosted.org/packages/6b/f4/0b0c7bab52032d722dab485530472218f305dc11e58a0b6c2dff6cffeeaa/contrib_extension-0.0.1.1909230047rc0-py3-none-any.whl#sha256=9f04b2da1904f6754fe6f2969260d6ddf098e6917b07283718968f5750a4cab6 from build tracker '/tmp/pip-req-tracker-eti9_2h3'
Skipping contrib-extension, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-y5iy3l1k/contrib-extension
Removed build tracker '/tmp/pip-req-tracker-eti9_2h3'