Created temporary directory: /tmp/pip-ephem-wheel-cache-6hu_i08c
Created temporary directory: /tmp/pip-req-tracker-nf7yjtsh
Created requirements tracker '/tmp/pip-req-tracker-nf7yjtsh'
Created temporary directory: /tmp/pip-wheel-6npmb5pn
Collecting doxybook==2.1.4
  1 location(s) to search for versions of doxybook:
  * https://pypi.org/simple/doxybook/
  Getting page https://pypi.org/simple/doxybook/
  Analyzing links from page https://pypi.org/simple/doxybook/
    Found link https://files.pythonhosted.org/packages/de/8f/41e47f1d33c9e2b748a65d69cfb53842f1ba5db150bd90f51da81070a512/doxybook-2.1.3.tar.gz#sha256=459b733cc90e8d72f11276679c66b4c53e244ebd1ce8e6904c27effbd438be0a (from https://pypi.org/simple/doxybook/), version: 2.1.3
    Found link https://files.pythonhosted.org/packages/3a/f4/287df970bed553ba0d0e18fa9250ba650ffd2808ce51987254043fc0ca50/doxybook-2.1.4-py3-none-any.whl#sha256=cc97076843011e6479a6b81c3858005e5e31c99457ecf4f10f3034b9f5d9883a (from https://pypi.org/simple/doxybook/), version: 2.1.4
    Found link https://files.pythonhosted.org/packages/93/72/ae8cc5208f4af0966d999208663a27ad337297f28a8474597c5ce7b435b6/doxybook-2.1.4.tar.gz#sha256=d70aba5c767611e8a6b300312c905827e33648c1d53a5adc612c574f55cf742d (from https://pypi.org/simple/doxybook/), version: 2.1.4
  Using version 2.1.4 (newest of versions: 2.1.4)
  Created temporary directory: /tmp/pip-unpack-jttjv5wo
  Downloading https://files.pythonhosted.org/packages/3a/f4/287df970bed553ba0d0e18fa9250ba650ffd2808ce51987254043fc0ca50/doxybook-2.1.4-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/3a/f4/287df970bed553ba0d0e18fa9250ba650ffd2808ce51987254043fc0ca50/doxybook-2.1.4-py3-none-any.whl#sha256=cc97076843011e6479a6b81c3858005e5e31c99457ecf4f10f3034b9f5d9883a (from https://pypi.org/simple/doxybook/)
  Saved /tmp/tmpkab654q6/doxybook-2.1.4-py3-none-any.whl
  Added doxybook==2.1.4 from https://files.pythonhosted.org/packages/3a/f4/287df970bed553ba0d0e18fa9250ba650ffd2808ce51987254043fc0ca50/doxybook-2.1.4-py3-none-any.whl#sha256=cc97076843011e6479a6b81c3858005e5e31c99457ecf4f10f3034b9f5d9883a to build tracker '/tmp/pip-req-tracker-nf7yjtsh'
  Removed doxybook==2.1.4 from https://files.pythonhosted.org/packages/3a/f4/287df970bed553ba0d0e18fa9250ba650ffd2808ce51987254043fc0ca50/doxybook-2.1.4-py3-none-any.whl#sha256=cc97076843011e6479a6b81c3858005e5e31c99457ecf4f10f3034b9f5d9883a from build tracker '/tmp/pip-req-tracker-nf7yjtsh'
Skipping doxybook, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-6npmb5pn/doxybook
Removed build tracker '/tmp/pip-req-tracker-nf7yjtsh'