Collecting json-ext-encoder==0.1.0
  1 location(s) to search for versions of json-ext-encoder:
  * https://pypi.python.org/simple/json-ext-encoder/
  Getting page https://pypi.python.org/simple/json-ext-encoder/
  Analyzing links from page https://pypi.org/simple/json-ext-encoder/
    Found link https://files.pythonhosted.org/packages/ad/cc/d0df90b08b0e06afb36709e7f69e3676ad16231906bcc9c8eccaf5d44a60/json-ext-encoder-0.1.0.tar.gz#sha256=2ea47b75310e7c0697abe27604803311f4a1bb93db882ce94903e01c7a5e4ec6 (from https://pypi.org/simple/json-ext-encoder/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/99/94/8e42341a77a3f7dff6a8cf60254c578ed9386e60d31dbc26d16a995503b4/json_ext_encoder-0.1.0-py2.py3-none-any.whl#sha256=b1bbc78b8a321ba28d5d018d7170178fad3b6b8f3c03c2ca3bcccf4fa20cbd75 (from https://pypi.org/simple/json-ext-encoder/), version: 0.1.0
  Using version 0.1.0 (newest of versions: 0.1.0)
  Downloading https://files.pythonhosted.org/packages/99/94/8e42341a77a3f7dff6a8cf60254c578ed9386e60d31dbc26d16a995503b4/json_ext_encoder-0.1.0-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/99/94/8e42341a77a3f7dff6a8cf60254c578ed9386e60d31dbc26d16a995503b4/json_ext_encoder-0.1.0-py2.py3-none-any.whl#sha256=b1bbc78b8a321ba28d5d018d7170178fad3b6b8f3c03c2ca3bcccf4fa20cbd75 (from https://pypi.org/simple/json-ext-encoder/)
  Saved /tmp/tmp_5be4x6f/json_ext_encoder-0.1.0-py2.py3-none-any.whl
Skipping json-ext-encoder, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-hnwz8b70/json-ext-encoder