Collecting zope.ptresource==4.0.0
  1 location(s) to search for versions of zope.ptresource:
  * https://pypi.python.org/simple/zope-ptresource/
  Getting page https://pypi.python.org/simple/zope-ptresource/
  Analyzing links from page https://pypi.python.org/simple/zope-ptresource/
    Found link https://pypi.python.org/packages/37/a3/e041b86fddef539ae2bf4e94b449bd33c97719e7104f60f283301b0ddf86/zope.ptresource-4.0.0a1.zip#md5=538b76f50561bde3662ecf9899cec70e (from https://pypi.python.org/simple/zope-ptresource/), version: 4.0.0a1
    Found link https://pypi.python.org/packages/48/78/03d9c846ba07e717dcaf804c96d0524427fdc0e026920ae5dd37f4c0f450/zope.ptresource-4.0.0.tar.gz#md5=20269a3f826d8b2c4b355b6847373316 (from https://pypi.python.org/simple/zope-ptresource/), version: 4.0.0
    Found link https://pypi.python.org/packages/87/64/8670219890f2f9fa894469adc088df28fc88c787994f387138a9bfd557a9/zope.ptresource-4.0.0-py2.py3-none-any.whl#md5=c56ecdb6f73edd60ec51c7c46cd3be35 (from https://pypi.python.org/simple/zope-ptresource/), version: 4.0.0
    Found link https://pypi.python.org/packages/dd/34/f39379faab73f2a8330d0413b5b38402b6af8dbe77ed34c2fb6e1289507d/zope.ptresource-3.9.0.tar.gz#md5=f4645e51c15289d3fdfb4139039e18e9 (from https://pypi.python.org/simple/zope-ptresource/), version: 3.9.0
  Using version 4.0.0 (newest of versions: 4.0.0)
  Downloading zope.ptresource-4.0.0-py2.py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/87/64/8670219890f2f9fa894469adc088df28fc88c787994f387138a9bfd557a9/zope.ptresource-4.0.0-py2.py3-none-any.whl#md5=c56ecdb6f73edd60ec51c7c46cd3be35 (from https://pypi.python.org/simple/zope-ptresource/)
  Saved /tmp/tmp_s_qrl0x/zope.ptresource-4.0.0-py2.py3-none-any.whl
Skipping zope.ptresource, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-kipj6ox3/zope.ptresource