Collecting dataclasses==0.1
  1 location(s) to search for versions of dataclasses:
  * https://pypi.python.org/simple/dataclasses/
  Getting page https://pypi.python.org/simple/dataclasses/
  Analyzing links from page https://pypi.python.org/simple/dataclasses/
    Found link https://pypi.python.org/packages/18/f6/c65a5cafa61d5e1aeb56b5b0ce08eeb7a49255e7af612f4ffb68d5afbf32/dataclasses-0.1.tar.gz#md5=58c654cd417ce0d5868f2e4e1357bdff (from https://pypi.python.org/simple/dataclasses/), version: 0.1
    Found link https://pypi.python.org/packages/c2/1a/f071ef9c0ca0de699888a0216f03e461ca52a6606b4e4e67a3fd0945cc57/dataclasses-0.1-py3-none-any.whl#md5=ebf1f005f4bcfbbfcc93b4016d1c9cb9 (from https://pypi.python.org/simple/dataclasses/), version: 0.1
  Using version 0.1 (newest of versions: 0.1)
  Downloading dataclasses-0.1-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/c2/1a/f071ef9c0ca0de699888a0216f03e461ca52a6606b4e4e67a3fd0945cc57/dataclasses-0.1-py3-none-any.whl#md5=ebf1f005f4bcfbbfcc93b4016d1c9cb9 (from https://pypi.python.org/simple/dataclasses/)
  Saved /tmp/tmp4hx_pwf7/dataclasses-0.1-py3-none-any.whl
Skipping dataclasses, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-t81hbj3f/dataclasses