Collecting retki==0.1
  1 location(s) to search for versions of retki:
  * https://pypi.python.org/simple/retki/
  Getting page https://pypi.python.org/simple/retki/
  Analyzing links from page https://pypi.python.org/simple/retki/
    Found link https://pypi.python.org/packages/80/ec/73fe64ab89ce913024207c3140a0b4af848c701f4de77f262c759c4a6e26/retki-0.1-py3-none-any.whl#md5=6a022e4ae56ef55a7709406d1c18a59d (from https://pypi.python.org/simple/retki/) (requires-python:>=3), version: 0.1
    Found link https://pypi.python.org/packages/80/35/1fad6e7d9e78d90766604e8adf787b64732c731a5a5441484d9dfbaf1786/retki-0.1.tar.gz#md5=fc1bb8c455e015ab28a565f0a70236f2 (from https://pypi.python.org/simple/retki/) (requires-python:>=3), version: 0.1
  Using version 0.1 (newest of versions: 0.1)
  Downloading retki-0.1-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/80/ec/73fe64ab89ce913024207c3140a0b4af848c701f4de77f262c759c4a6e26/retki-0.1-py3-none-any.whl#md5=6a022e4ae56ef55a7709406d1c18a59d (from https://pypi.python.org/simple/retki/) (requires-python:>=3)
  Saved /tmp/tmpi2trb6a4/retki-0.1-py3-none-any.whl
Skipping retki, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-1pt386q_/retki