Collecting zope.catalog==4.2.1
  1 location(s) to search for versions of zope.catalog:
  * https://pypi.python.org/simple/zope-catalog/
  Getting page https://pypi.python.org/simple/zope-catalog/
  Analyzing links from page https://pypi.python.org/simple/zope-catalog/
    Found link https://pypi.python.org/packages/1f/bb/bdb650bf041b12adf2e8238af261d1c75e6f37c553c2ad77c743258da960/zope.catalog-3.8.0.tar.gz#md5=7b1a25bf62e93f21f526acc2d0d31317 (from https://pypi.python.org/simple/zope-catalog/), version: 3.8.0
    Found link https://pypi.python.org/packages/2d/c8/ac4e3a387899b66fa54d70063d259be1963eb6dcca4a3bc129a0f2f8f35a/zope.catalog-3.8.2.tar.gz#md5=f9baff3997e337f0a23ac158258c8842 (from https://pypi.python.org/simple/zope-catalog/), version: 3.8.2
    Found link https://pypi.python.org/packages/54/52/9b3629ba90f47691a178daba4395be78d08b695802fd659e02bfb6f51989/zope.catalog-4.0.0a1.zip#md5=77312eec643187a51efe17cac261af58 (from https://pypi.python.org/simple/zope-catalog/), version: 4.0.0a1
    Found link https://pypi.python.org/packages/6b/ee/479801d83f4e1bf5dca651da7ac7312d7ecd0c9c09ea37ae3e787bb2be5e/zope.catalog-4.0.0.tar.gz#md5=4a0e12082575a97cda3d17136f1fdafc (from https://pypi.python.org/simple/zope-catalog/), version: 4.0.0
    Found link https://pypi.python.org/packages/81/8f/2992ff1d1331e4baec55ee4f942cf6d81b6d0fad0e056279a2b110f13b7a/zope.catalog-4.2.1.tar.gz#md5=9beed04066d7dd77ecfb129798ef49d5 (from https://pypi.python.org/simple/zope-catalog/), version: 4.2.1
    Found link https://pypi.python.org/packages/b8/ac/50b8fdc9073abcf9c0e9b51b9147a3038d38e36c0d2581a3c14dc6e38eac/zope.catalog-4.2.0-py2.py3-none-any.whl#md5=6c77354254953cddb2c4461379f8a2c7 (from https://pypi.python.org/simple/zope-catalog/), version: 4.2.0
    Found link https://pypi.python.org/packages/bd/09/75c205144bff630cc27cc25f99db4ed28970c660946b99cb239ee06e9eb2/zope.catalog-3.8.1.zip#md5=7f8e28fb68bc8aeca5888cd8d5cad419 (from https://pypi.python.org/simple/zope-catalog/), version: 3.8.1
    Found link https://pypi.python.org/packages/ea/f4/87706b8d3e207589117ab9eee792ead2639388e80df149b3a48ca7479a00/zope.catalog-4.1.0.tar.gz#md5=e5d8e49c58dd8259b4d46643dd86c850 (from https://pypi.python.org/simple/zope-catalog/), version: 4.1.0
    Found link https://pypi.python.org/packages/ef/0b/eacea383b951080599d77e69d80ad1fb9db602e5446f2fe5b55ff4d920f6/zope.catalog-4.2.1-py2.py3-none-any.whl#md5=7d57656f8d467cc215e1022255c30df2 (from https://pypi.python.org/simple/zope-catalog/), version: 4.2.1
    Found link https://pypi.python.org/packages/fd/63/445ea49b34adfcbe32a338a9a3ee50906a299c05e1c367083a298e25616e/zope.catalog-4.2.0.tar.gz#md5=23ff2453ceb43371764eb3c7d31a87cf (from https://pypi.python.org/simple/zope-catalog/), version: 4.2.0
  Using version 4.2.1 (newest of versions: 4.2.1)
  Downloading zope.catalog-4.2.1-py2.py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/ef/0b/eacea383b951080599d77e69d80ad1fb9db602e5446f2fe5b55ff4d920f6/zope.catalog-4.2.1-py2.py3-none-any.whl#md5=7d57656f8d467cc215e1022255c30df2 (from https://pypi.python.org/simple/zope-catalog/)
  Saved /tmp/tmpm_6qkzcd/zope.catalog-4.2.1-py2.py3-none-any.whl
Skipping zope.catalog, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-mq6dob15/zope.catalog