Collecting zope.principalannotation==4.2.0
  1 location(s) to search for versions of zope.principalannotation:
  * https://pypi.python.org/simple/zope-principalannotation/
  Getting page https://pypi.python.org/simple/zope-principalannotation/
  Analyzing links from page https://pypi.python.org/simple/zope-principalannotation/
    Found link https://pypi.python.org/packages/32/55/b6b4155ef50de130a83cbfba6ab5483eae8cdcea4e729b65501b602e9972/zope.principalannotation-4.1.0.tar.gz#md5=e3ec0ce562d4d6b27dec2ddf36c9d7cf (from https://pypi.python.org/simple/zope-principalannotation/), version: 4.1.0
    Found link https://pypi.python.org/packages/34/f5/949e28fb4b969fbfa510d71531e1e8179d154fdb4de08717bdeda9ab2e5f/zope.principalannotation-4.2.0.tar.gz#md5=8692aff7200b36db7e915d5297693dd6 (from https://pypi.python.org/simple/zope-principalannotation/), version: 4.2.0
    Found link https://pypi.python.org/packages/37/c2/b801d9b5f9bf1a5c5ce3dc149ef7359dc60d0217c413dda5b9f865dad7f4/zope.principalannotation-4.2.0-py2.py3-none-any.whl#md5=839aabd63c0d85bfdb4540b41318c358 (from https://pypi.python.org/simple/zope-principalannotation/), version: 4.2.0
    Found link https://pypi.python.org/packages/38/bb/2fa93f55e4be92f8b8365173ec2653741c0a9a9f82a6b4823bb4a220d8c3/zope.principalannotation-4.0.0.tar.gz#md5=00a27b928eadc613e457d00af57f3cbc (from https://pypi.python.org/simple/zope-principalannotation/), version: 4.0.0
    Found link https://pypi.python.org/packages/51/61/07407030a1b57c29223ca59abceaebe9df9f09b2c6ab6023efb096e6525e/zope.principalannotation-3.6.0.tar.gz#md5=86230f6756a6abcad5ccaffd4ba402ef (from https://pypi.python.org/simple/zope-principalannotation/), version: 3.6.0
    Found link https://pypi.python.org/packages/5d/41/f2d2d21e373508ad8c954c5855c4ef79072bb8983da066288891166e4d44/zope.principalannotation-4.0.0a2.zip#md5=fde50ccd6a312bc2e2c2697e40a7417f (from https://pypi.python.org/simple/zope-principalannotation/), version: 4.0.0a2
    Found link https://pypi.python.org/packages/93/ec/738a49c913ae66a5f0ce6cd005e78646ac981bfd3fda7f1e4ae598a902b5/zope.principalannotation-4.1.1.tar.gz#md5=b28a1ca1a5f5fc51304a560adeec603e (from https://pypi.python.org/simple/zope-principalannotation/), version: 4.1.1
    Found link https://pypi.python.org/packages/aa/73/02c81eabd2b18f63ed6011383c37838701d0d6648e24525751f4622a4d44/zope.principalannotation-3.6.1.tar.gz#md5=652685ca13cefaad78dbc5c6507fc9ab (from https://pypi.python.org/simple/zope-principalannotation/), version: 3.6.1
    Found link https://pypi.python.org/packages/b9/fa/7c47568372cd363561dc14f8642616675998c0952f56db1be73095767e79/zope.principalannotation-4.0.0a1.zip#md5=ecc91dac8bc994901a7c12665c7b3a9d (from https://pypi.python.org/simple/zope-principalannotation/), version: 4.0.0a1
  Using version 4.2.0 (newest of versions: 4.2.0)
  Downloading zope.principalannotation-4.2.0-py2.py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/37/c2/b801d9b5f9bf1a5c5ce3dc149ef7359dc60d0217c413dda5b9f865dad7f4/zope.principalannotation-4.2.0-py2.py3-none-any.whl#md5=839aabd63c0d85bfdb4540b41318c358 (from https://pypi.python.org/simple/zope-principalannotation/)
  Saved /tmp/tmplhrmxnt7/zope.principalannotation-4.2.0-py2.py3-none-any.whl
Skipping zope.principalannotation, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-mb82cuyb/zope.principalannotation