Created temporary directory: /tmp/pip-ephem-wheel-cache-reg55zch
Created temporary directory: /tmp/pip-req-tracker-lb6k_w5d
Created requirements tracker '/tmp/pip-req-tracker-lb6k_w5d'
Created temporary directory: /tmp/pip-wheel-d0o67aki
Collecting pyCallBy==1.0.1
  1 location(s) to search for versions of pyCallBy:
  * https://pypi.org/simple/pycallby/
  Getting page https://pypi.org/simple/pycallby/
  Analyzing links from page https://pypi.org/simple/pycallby/
    Found link https://files.pythonhosted.org/packages/ac/bc/937767e2c6520774348351ce306e577f47c47d2feb8a53602a97642c1d13/pyCallBy-1.0.0-py3-none-any.whl#sha256=e00650fac225e12edb19e4a54c3c467fafe7e34cf146bf34b90c47c0464c78da (from https://pypi.org/simple/pycallby/) (requires-python:>=3.4), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/46/a4/8e6ce718d08d845715043e9b59a814bc6c81afc935154787bf5ad8dff75a/pyCallBy-1.0.0.tar.gz#sha256=8446716b8621856729cd02733f7963cea0b8cadb8ce94c98a8df979f53e50c8d (from https://pypi.org/simple/pycallby/) (requires-python:>=3.4), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/70/72/7f125b2f4e8f57ae3b8d97125127588dc293910a9e0747a84a1204415542/pyCallBy-1.0.1-py3-none-any.whl#sha256=7bf42ab993b4b47be4a9e4809fdcd625a7d30128427e9923e014486f66f4e5c2 (from https://pypi.org/simple/pycallby/) (requires-python:>=3.4), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/94/c4/28af0ac99bed399a13c55f55877dfedbc2517031ed506351b225e010386e/pyCallBy-1.0.1.tar.gz#sha256=500c0eff359791b75abaa3b2b3bb21593585b97d028bca80030ddfe8532253ed (from https://pypi.org/simple/pycallby/) (requires-python:>=3.4), version: 1.0.1
  Using version 1.0.1 (newest of versions: 1.0.1)
  Created temporary directory: /tmp/pip-unpack-nwjw9o56
  Downloading https://files.pythonhosted.org/packages/70/72/7f125b2f4e8f57ae3b8d97125127588dc293910a9e0747a84a1204415542/pyCallBy-1.0.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/70/72/7f125b2f4e8f57ae3b8d97125127588dc293910a9e0747a84a1204415542/pyCallBy-1.0.1-py3-none-any.whl#sha256=7bf42ab993b4b47be4a9e4809fdcd625a7d30128427e9923e014486f66f4e5c2 (from https://pypi.org/simple/pycallby/) (requires-python:>=3.4)
  Saved /tmp/tmpc59pkk9d/pyCallBy-1.0.1-py3-none-any.whl
  Added pyCallBy==1.0.1 from https://files.pythonhosted.org/packages/70/72/7f125b2f4e8f57ae3b8d97125127588dc293910a9e0747a84a1204415542/pyCallBy-1.0.1-py3-none-any.whl#sha256=7bf42ab993b4b47be4a9e4809fdcd625a7d30128427e9923e014486f66f4e5c2 to build tracker '/tmp/pip-req-tracker-lb6k_w5d'
  Removed pyCallBy==1.0.1 from https://files.pythonhosted.org/packages/70/72/7f125b2f4e8f57ae3b8d97125127588dc293910a9e0747a84a1204415542/pyCallBy-1.0.1-py3-none-any.whl#sha256=7bf42ab993b4b47be4a9e4809fdcd625a7d30128427e9923e014486f66f4e5c2 from build tracker '/tmp/pip-req-tracker-lb6k_w5d'
Skipping pyCallBy, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-d0o67aki/pyCallBy
Removed build tracker '/tmp/pip-req-tracker-lb6k_w5d'