Collecting zope.datetime==4.2.0
  1 location(s) to search for versions of zope.datetime:
  * https://pypi.python.org/simple/zope-datetime/
  Getting page https://pypi.python.org/simple/zope-datetime/
  Analyzing links from page https://pypi.python.org/simple/zope-datetime/
    Found link https://pypi.python.org/packages/4e/db/e9f3ae5b22d73c07ce04f28e9c69121e630a70ca4331ca6ca9d7127c3143/zope.datetime-4.2.0.tar.gz#md5=2284f7c5e21af5210cda450a1b7be5db (from https://pypi.python.org/simple/zope-datetime/), version: 4.2.0
    Found link https://pypi.python.org/packages/75/e7/d0844e922f66bc9f88a4a1dab1a295ae8e3d023599ba302842ca9b811248/zope.datetime-3.4.0.tar.gz#md5=bcbaf57e8a37188acb57152899f02349 (from https://pypi.python.org/simple/zope-datetime/), version: 3.4.0
    Found link https://pypi.python.org/packages/78/73/9dc0ae29ef7caf8a5058eb1c5c2a1592172d99325f81c906627b5f3d6256/zope.datetime-3.4.1.tar.gz#md5=4dde22d34f41a0a4f0c5a345e6d11ee9 (from https://pypi.python.org/simple/zope-datetime/), version: 3.4.1
    Found link https://pypi.python.org/packages/79/af/b1728f20d60994b1b8adf39e791aab6136ca2f80d579acec4a65c113f6db/zope.datetime-4.1.0-py2.py3-none-any.whl#md5=f19e64bc635dae358ab5a748304f3835 (from https://pypi.python.org/simple/zope-datetime/), version: 4.1.0
    Skipping link https://pypi.python.org/packages/9e/5a/195416ea0a89b832819cc954d347368e87b2e8693a2a59fe3981afbcd68b/zope.datetime-3.4dev_r73108-py2.4.egg#md5=edde2ea1c751608785caec20e87938ce (from https://pypi.python.org/simple/zope-datetime/); unsupported archive format: .egg
    Found link https://pypi.python.org/packages/d8/f8/6b946c8a4ab43655cffd712cd568f27e8bc7499ccd4c79ec3c5302d56092/zope.datetime-4.2.0-py2.py3-none-any.whl#md5=9c885cd437a27cfe38623f94479d7b88 (from https://pypi.python.org/simple/zope-datetime/), version: 4.2.0
    Found link https://pypi.python.org/packages/e7/b9/a3d036c50e6965d073be4867660770fe2d9c289d2f62228be162a4233f61/zope.datetime-4.0.0.zip#md5=11186b74926a08c7fe928c0f7631e73a (from https://pypi.python.org/simple/zope-datetime/), version: 4.0.0
    Found link https://pypi.python.org/packages/f9/42/53ef2c03d85225068fd189fc264bbc6d6a5560b4cbb879ad66be9bba4854/zope.datetime-4.1.0.tar.gz#md5=7802a3bf1b797945b4576a5acbee72d7 (from https://pypi.python.org/simple/zope-datetime/), version: 4.1.0
  Using version 4.2.0 (newest of versions: 4.2.0)
  Downloading zope.datetime-4.2.0-py2.py3-none-any.whl (40kB)
  Downloading from URL https://pypi.python.org/packages/d8/f8/6b946c8a4ab43655cffd712cd568f27e8bc7499ccd4c79ec3c5302d56092/zope.datetime-4.2.0-py2.py3-none-any.whl#md5=9c885cd437a27cfe38623f94479d7b88 (from https://pypi.python.org/simple/zope-datetime/)
  Saved /tmp/tmplcg8o3tz/zope.datetime-4.2.0-py2.py3-none-any.whl
Skipping zope.datetime, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-8wm_yucv/zope.datetime