Collecting RestrictedPython==4.0b4
  1 location(s) to search for versions of RestrictedPython:
  * https://pypi.python.org/simple/restrictedpython/
  Getting page https://pypi.python.org/simple/restrictedpython/
  Analyzing links from page https://pypi.org/simple/restrictedpython/
    Skipping link https://files.pythonhosted.org/packages/c6/43/a0dabac04782ed0237c9ee676f4282f01d32a33d27d4696099a1e406fabc/RestrictedPython-3.4.2-py2.4.egg#sha256=84606bfbfbb03ed20c63c1625aee611b459c0012bd0cffe54eb132164a0650e5 (from https://pypi.org/simple/restrictedpython/); unsupported archive format: .egg
    Found link https://files.pythonhosted.org/packages/0a/7e/801c02a6f90a14ee511c19e39bb56be47e62e40f5e351e381fd42fda5e62/RestrictedPython-3.4.2.tar.gz#sha256=3b6af39652ab12b04e4a3c798d5d47a08268bb3c1ccf01a8f7393526f84e3dc6 (from https://pypi.org/simple/restrictedpython/), version: 3.4.2
    Found link https://files.pythonhosted.org/packages/e4/1c/f62ca7d0a3e04014f7f3d3cd6d4e2e56148d4e87b4560daf10a7fb1295d2/RestrictedPython-3.4.3.tar.gz#sha256=a0bd470600bf4b79e87821c40ec4a71cd38ddb426ce89bbd04ce43a6e658044f (from https://pypi.org/simple/restrictedpython/), version: 3.4.3
    Found link https://files.pythonhosted.org/packages/ab/1c/94d6f2c7c49f0d17edd233c681b96683ca537a7771b8e862c00a50cf5d6c/RestrictedPython-3.5.0.tar.gz#sha256=3d94f083eac3db9d9883f40fcc19cfe8f67379a63d7c173b5cbd6935786fd6e0 (from https://pypi.org/simple/restrictedpython/), version: 3.5.0
    Found link https://files.pythonhosted.org/packages/55/a6/9ffb464cb774a2cd50c3827ff68089de783ecb4788dab04f4d221b7c1339/RestrictedPython-3.5.1.tar.gz#sha256=ac751e15dff1e85afcc2081287722c9133492c15c9daeb34d39d7c47d79fb550 (from https://pypi.org/simple/restrictedpython/), version: 3.5.1
    Found link https://files.pythonhosted.org/packages/15/c0/ce2a6eec500822e5a8795480774a66dd2d2a7c0c839da9b67cafabaa8c87/RestrictedPython-3.5.2.zip#sha256=caba60f1371a71d2951388c87a69675101708cb0c0094472e74b3be91f3c4c3f (from https://pypi.org/simple/restrictedpython/), version: 3.5.2
    Found link https://files.pythonhosted.org/packages/57/36/a892ebae7185e7d2a7ef7a0571d1a693092bd600189954eff13d557123da/RestrictedPython-3.6.0a1.zip#sha256=004836bd7f940501685e9b77bcc1501770abf6a22cb87373444f306cb788ebbb (from https://pypi.org/simple/restrictedpython/), version: 3.6.0a1
    Found link https://files.pythonhosted.org/packages/22/f1/557f90f0881f4b2d1d343bcae31f6dfa992a364bd51f1d8ca180249e62ad/RestrictedPython-3.6.0.zip#sha256=0edb2579b4174282bee3997abc6316d122c7ca6dcd02f4423352213cde571434 (from https://pypi.org/simple/restrictedpython/), version: 3.6.0
    Found link https://files.pythonhosted.org/packages/ce/e4/af6448c19f0455640b2c3ff7b20c94bba7a3f6e59e301a84fc5de264ccb3/RestrictedPython-4.0a1.tar.gz#sha256=53ced9e6c6e23cb8370bc20b139d54000f353aee6fb032322a1e5f953f381a26 (from https://pypi.org/simple/restrictedpython/), version: 4.0a1
    Found link https://files.pythonhosted.org/packages/15/32/e6d54801637b4c1596932d0ab29f841fc24e2719f4a30acee551415bfa8d/RestrictedPython-4.0a2.tar.gz#sha256=34b55ecfa1edf1451b30c000aca8afc4b1d616a8ff0cf52c1ab6ff6a9385b1d7 (from https://pypi.org/simple/restrictedpython/), version: 4.0a2
    Found link https://files.pythonhosted.org/packages/e8/42/cf7a2b7ee46918c19abc7858fbfd762555a8e4efd20dfdd8cc2617134dc9/RestrictedPython-4.0a3.tar.gz#sha256=9df16603db24c9d40de285da9e57d43d934f656cf90fd034fd58ff1f8a79c027 (from https://pypi.org/simple/restrictedpython/), version: 4.0a3
    Found link https://files.pythonhosted.org/packages/df/ce/d1b911d4473d1d9082bcbaad9dc84c8b783462a0b0ee797c2d646f9459a8/RestrictedPython-4.0b1.tar.gz#sha256=9b609136688d03b22af6271a2e504c93011da355800d937188da35142b3e9186 (from https://pypi.org/simple/restrictedpython/), version: 4.0b1
    Found link https://files.pythonhosted.org/packages/9b/03/95de93272093d2df1f6e1a2db72720546bd3c157f4b157a0ec2f2e255f51/RestrictedPython-4.0b2.tar.gz#sha256=8aa8923f68e26c2a1dc42d6ad34284d92b34c8e96faed55efdd8c01195031393 (from https://pypi.org/simple/restrictedpython/), version: 4.0b2
    Found link https://files.pythonhosted.org/packages/88/9e/4b7d7142c76fcae2ca19098143f6d234e040b3cdda5138e6fe1562f7fadc/RestrictedPython-4.0b3-py2.py3-none-any.whl#sha256=e62349501eca6c9dd87fea4fc0957b1a5d1c2c7505b9ad1262f0c01b4852f362 (from https://pypi.org/simple/restrictedpython/), version: 4.0b3
    Found link https://files.pythonhosted.org/packages/23/22/9abb4908112a0ac5c9b89e639a7a73653bea3b2fcbd6d5f86f976f6dd809/RestrictedPython-4.0b3.tar.gz#sha256=0881dc2a78486720f6f2c255ee32c91a24563fd2bad32cd52d0c971279935249 (from https://pypi.org/simple/restrictedpython/), version: 4.0b3
    Found link https://files.pythonhosted.org/packages/fb/e1/b271496af6fde656258827ab611b9e1a4e52e331929d2480250ca118ca8a/RestrictedPython-4.0b4-py2.py3-none-any.whl#sha256=ccba5c97382528e2b3ac48137146d332963dee99a63280a392bb13f8ff45ff92 (from https://pypi.org/simple/restrictedpython/), version: 4.0b4
    Found link https://files.pythonhosted.org/packages/d0/fb/cc7e2205044e56fd17b715cb5ac4e60ad50c626ad1d376bf02d74d5c4481/RestrictedPython-4.0b4.tar.gz#sha256=051fcc623788c15358ca158a0fd7cbbe530f5cd2dcb70680db1322b90e1b9465 (from https://pypi.org/simple/restrictedpython/), version: 4.0b4
  Using version 4.0b4 (newest of versions: 4.0b4)
  Downloading https://files.pythonhosted.org/packages/fb/e1/b271496af6fde656258827ab611b9e1a4e52e331929d2480250ca118ca8a/RestrictedPython-4.0b4-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/fb/e1/b271496af6fde656258827ab611b9e1a4e52e331929d2480250ca118ca8a/RestrictedPython-4.0b4-py2.py3-none-any.whl#sha256=ccba5c97382528e2b3ac48137146d332963dee99a63280a392bb13f8ff45ff92 (from https://pypi.org/simple/restrictedpython/)
  Saved /tmp/tmpl3j0oixj/RestrictedPython-4.0b4-py2.py3-none-any.whl
Skipping RestrictedPython, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-l8ut1zpw/RestrictedPython