Collecting zope.app.error==4.0.0
  1 location(s) to search for versions of zope.app.error:
  * https://pypi.python.org/simple/zope-app-error/
  Getting page https://pypi.python.org/simple/zope-app-error/
  Analyzing links from page https://pypi.python.org/simple/zope-app-error/
    Found link https://pypi.python.org/packages/03/52/db3b083e2484db575ebb0402af3ee61dc27e2ad24244227f7fd9bdcc388c/zope.app.error-3.5.0.zip#md5=606026fc5c6eec5b3807f7fd758a46d1 (from https://pypi.python.org/simple/zope-app-error/), version: 3.5.0
    Found link https://pypi.python.org/packages/0c/0d/ad551897a5fa69fe9bd1724102f35e9190d75720ff30e6f4988d409cd7b8/zope.app.error-4.0.0-py2.py3-none-any.whl#md5=eab7edc907b6c7cf59bc4421bcbba069 (from https://pypi.python.org/simple/zope-app-error/), version: 4.0.0
    Found link https://pypi.python.org/packages/31/fa/20c22990fb42fe7524c090a37c0cc316749d8d2a2ca0e116621176e99094/zope.app.error-3.5.3.tar.gz#md5=bab82dd06233e9b5e34e9709e8993ace (from https://pypi.python.org/simple/zope-app-error/), version: 3.5.3
    Found link https://pypi.python.org/packages/7d/d4/a35d953d07f0dec24bfebbf16bc4381cd205b3a8357eb34cd46123152435/zope.app.error-3.4.0.zip#md5=e353bfa7ff64fcfde3e19d20e822863e (from https://pypi.python.org/simple/zope-app-error/), version: 3.4.0
    Found link https://pypi.python.org/packages/80/4a/ab6338c84cc611602bc430c607e90e7a6fc780b7c3398bd7ed50ce3c6511/zope.app.error-3.4.1.tar.gz#md5=d1596fc97383118b56c193df2a33265e (from https://pypi.python.org/simple/zope-app-error/), version: 3.4.1
    Skipping link https://pypi.python.org/packages/a6/76/5be15105259ec1aefbcabd25d917182106f9e90b95e27b07b25f0f3ee171/zope.app.error-3.5.1-py2.4.egg#md5=a34f568effdb4a32dda43fe31b9633df (from https://pypi.python.org/simple/zope-app-error/); unsupported archive format: .egg
    Found link https://pypi.python.org/packages/a7/ff/67bea82c8bafc901c84a9a1e9067cc4eb888c2028a2756f308b51ace21a7/zope.app.error-3.4.0a1.tar.gz#md5=0170ff8491225d50d4c05e763d0e5611 (from https://pypi.python.org/simple/zope-app-error/), version: 3.4.0a1
    Found link https://pypi.python.org/packages/b0/5e/5bc5e73cae144d3d12aa778827cfcbb53bed0afb3c3ee5007b56fab55474/zope.app.error-4.0.0.tar.gz#md5=c585ee160a5624c56b654e22d0a7903c (from https://pypi.python.org/simple/zope-app-error/), version: 4.0.0
    Found link https://pypi.python.org/packages/d0/4c/26a2fc613adda7e24ef77a7230e285c854e47b74cc9b35ae6945f9685885/zope.app.error-3.5.1.tar.gz#md5=06375a01b385586df8d142d568404479 (from https://pypi.python.org/simple/zope-app-error/), version: 3.5.1
    Found link https://pypi.python.org/packages/fa/17/208adcd9a70aa3793a0772ab8dfb2e25c56241ababbe0a43e0730fd5db99/zope.app.error-3.5.2.tar.gz#md5=3e23534ed72354c2067143ea5021c539 (from https://pypi.python.org/simple/zope-app-error/), version: 3.5.2
  Using version 4.0.0 (newest of versions: 4.0.0)
  Downloading zope.app.error-4.0.0-py2.py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/0c/0d/ad551897a5fa69fe9bd1724102f35e9190d75720ff30e6f4988d409cd7b8/zope.app.error-4.0.0-py2.py3-none-any.whl#md5=eab7edc907b6c7cf59bc4421bcbba069 (from https://pypi.python.org/simple/zope-app-error/)
  Saved /tmp/tmpu55xkiyk/zope.app.error-4.0.0-py2.py3-none-any.whl
Skipping zope.app.error, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-20u72p2s/zope.app.error