Created temporary directory: /tmp/pip-ephem-wheel-cache-7vzgvh0b
Created temporary directory: /tmp/pip-req-tracker-jg842tfn
Created requirements tracker '/tmp/pip-req-tracker-jg842tfn'
Created temporary directory: /tmp/pip-wheel-slwem8me
Looking in indexes: https://pypi.python.org/simple
Collecting ndexchange==1.0.0
  1 location(s) to search for versions of ndexchange:
  * https://pypi.python.org/simple/ndexchange/
  Getting page https://pypi.python.org/simple/ndexchange/
  Analyzing links from page https://pypi.org/simple/ndexchange/
    Found link https://files.pythonhosted.org/packages/97/7d/2618190d1f8d8fe3412a6027789b811126dd5faec357e538f35a5a951088/ndexchange-1.0.0-py3-none-any.whl#sha256=87116618def3c7fba51073dd1e4e3b84547458f848d648e7b948e267af705c95 (from https://pypi.org/simple/ndexchange/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/77/dd/fa88d7dc4aad6d249039c5c696f24a05c3e80afb96106c5dbaa3af3562c3/ndexchange-1.0.0.tar.gz#sha256=1ef8f1d8e293eb08def9714af2f6b512aba0a9f2f37636dbcd1165e320c4fb33 (from https://pypi.org/simple/ndexchange/), version: 1.0.0
  Using version 1.0.0 (newest of versions: 1.0.0)
  Created temporary directory: /tmp/pip-unpack-dgpruqu_
  Downloading https://files.pythonhosted.org/packages/97/7d/2618190d1f8d8fe3412a6027789b811126dd5faec357e538f35a5a951088/ndexchange-1.0.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/97/7d/2618190d1f8d8fe3412a6027789b811126dd5faec357e538f35a5a951088/ndexchange-1.0.0-py3-none-any.whl#sha256=87116618def3c7fba51073dd1e4e3b84547458f848d648e7b948e267af705c95 (from https://pypi.org/simple/ndexchange/)
  Saved /tmp/tmpw0v77615/ndexchange-1.0.0-py3-none-any.whl
  Added ndexchange==1.0.0 from https://files.pythonhosted.org/packages/97/7d/2618190d1f8d8fe3412a6027789b811126dd5faec357e538f35a5a951088/ndexchange-1.0.0-py3-none-any.whl#sha256=87116618def3c7fba51073dd1e4e3b84547458f848d648e7b948e267af705c95 to build tracker '/tmp/pip-req-tracker-jg842tfn'
  Removed ndexchange==1.0.0 from https://files.pythonhosted.org/packages/97/7d/2618190d1f8d8fe3412a6027789b811126dd5faec357e538f35a5a951088/ndexchange-1.0.0-py3-none-any.whl#sha256=87116618def3c7fba51073dd1e4e3b84547458f848d648e7b948e267af705c95 from build tracker '/tmp/pip-req-tracker-jg842tfn'
Skipping ndexchange, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-slwem8me/ndexchange
Removed build tracker '/tmp/pip-req-tracker-jg842tfn'