Created temporary directory: /tmp/pip-ephem-wheel-cache-pq0jqxx1
Created temporary directory: /tmp/pip-wheel-klr3_o3u
Looking in indexes: https://pypi.python.org/simple
Collecting concurrency==0.1.0
  1 location(s) to search for versions of concurrency:
  * https://pypi.python.org/simple/concurrency/
  Getting page https://pypi.python.org/simple/concurrency/
  Analyzing links from page https://pypi.org/simple/concurrency/
    Skipping link https://files.pythonhosted.org/packages/8b/59/a2b03e7d9bcbfcbc38911cfa5ff236d5645b17db347ce5a664151d4a547a/concurrency-0.1.0-py2-none-any.whl#sha256=394e97ba6a9e73fbdd690038d565c50438f767e6285b98c41c2b1cde1d38c074 (from https://pypi.org/simple/concurrency/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/75/60/3566b4586e73a14e15da41320a683a543dcbbd2b17acc211b6e97b6890ae/concurrency-0.1.0-py3-none-any.whl#sha256=56da19c4d57da2462112468d6efd24168a7e3214e9ec309ed25bb370a4c0b8fb (from https://pypi.org/simple/concurrency/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/76/4f/2e02f57daf51a65840c32159657c76dc3410d7a4f85dbe919eabc4a50e40/concurrency-0.1.0.tar.gz#sha256=c217a29500f377ba55813cad96cae957d1228cb0f4c1e70f7f55f3ad3a00efc0 (from https://pypi.org/simple/concurrency/), version: 0.1.0
  Using version 0.1.0 (newest of versions: 0.1.0)
  Created temporary directory: /tmp/pip-unpack-kaarl8g5
  Downloading https://files.pythonhosted.org/packages/75/60/3566b4586e73a14e15da41320a683a543dcbbd2b17acc211b6e97b6890ae/concurrency-0.1.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/75/60/3566b4586e73a14e15da41320a683a543dcbbd2b17acc211b6e97b6890ae/concurrency-0.1.0-py3-none-any.whl#sha256=56da19c4d57da2462112468d6efd24168a7e3214e9ec309ed25bb370a4c0b8fb (from https://pypi.org/simple/concurrency/)
  Saved /tmp/tmpb4z_5k1d/concurrency-0.1.0-py3-none-any.whl
Skipping concurrency, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-klr3_o3u/concurrency