Collecting cdt==0.2.1
  1 location(s) to search for versions of cdt:
  * https://pypi.python.org/simple/cdt/
  Getting page https://pypi.python.org/simple/cdt/
  Analyzing links from page https://pypi.org/simple/cdt/
    Found link https://files.pythonhosted.org/packages/01/f0/89abc408c1a4833fc1cd18851c066de8c22d083e5638c643b5820e31d86c/cdt-0.2.1-py3-none-any.whl#sha256=a7e78e9dace67dbd99d582b521042df20d9b34bda81cd494b465222ebc674afa (from https://pypi.org/simple/cdt/), version: 0.2.1
    Found link https://files.pythonhosted.org/packages/53/78/3c3add13d66c6bee5c6b81f16e84edd39a018776b7078cdc41ccf8a1411b/cdt-0.2.1.tar.gz#sha256=54532e97e169f82d60a09644230268b72c9f3ba198fbad7f33ff128dd9b2a8ae (from https://pypi.org/simple/cdt/), version: 0.2.1
  Using version 0.2.1 (newest of versions: 0.2.1)
  Downloading https://files.pythonhosted.org/packages/01/f0/89abc408c1a4833fc1cd18851c066de8c22d083e5638c643b5820e31d86c/cdt-0.2.1-py3-none-any.whl (81kB)
  Downloading from URL https://files.pythonhosted.org/packages/01/f0/89abc408c1a4833fc1cd18851c066de8c22d083e5638c643b5820e31d86c/cdt-0.2.1-py3-none-any.whl#sha256=a7e78e9dace67dbd99d582b521042df20d9b34bda81cd494b465222ebc674afa (from https://pypi.org/simple/cdt/)
  Saved /tmp/tmpguwzcu5b/cdt-0.2.1-py3-none-any.whl
Skipping cdt, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-0ry1btw7/cdt