Collecting dataclasses==0.4
  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/1a/5c/1b3c26c66fe52d05519a6240eb8d27481dc955dd303cd10cba47412c3566/dataclasses-0.4-py3-none-any.whl#md5=ada16beae5a5cd60ba357d38ab8f87a8 (from https://pypi.python.org/simple/dataclasses/), version: 0.4
    Found link https://pypi.python.org/packages/63/3b/97b1df59a8bbf6366a10ae37e8794681993729c15726f093d81d500041a7/dataclasses-0.2-py3-none-any.whl#md5=ee427879a203254f452450dd4854aa75 (from https://pypi.python.org/simple/dataclasses/), version: 0.2
    Found link https://pypi.python.org/packages/a5/84/548d2f6c7cbd17a3ba89f1cadd6bb18f3b990b56b08cfe90d42044eb641c/dataclasses-0.3.tar.gz#md5=dab4fd8c10dba2c378232869a18925f9 (from https://pypi.python.org/simple/dataclasses/), version: 0.3
    Found link https://pypi.python.org/packages/b2/1b/c9440e565f8582d6abc7fa40d037e1b5f6d66e938a8629b5efdb15cf3d7e/dataclasses-0.2.tar.gz#md5=c3ee978fac83eeace5dc82aca3364d5a (from https://pypi.python.org/simple/dataclasses/), version: 0.2
    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
    Found link https://pypi.python.org/packages/c5/0f/509bf941c92e2e52330e736f7a7c66eb5147fb86f6c41d64a5819ccbc847/dataclasses-0.3-py3-none-any.whl#md5=2a0c0ea6d2d7533e9b527b5333c52c11 (from https://pypi.python.org/simple/dataclasses/), version: 0.3
    Found link https://pypi.python.org/packages/f7/46/d95afb5e1291f6ec18175b249a8fb2f168b1b19c7f9dcce0e1584924be22/dataclasses-0.4.tar.gz#md5=3056bcdcd07c5a21f2f9536826703898 (from https://pypi.python.org/simple/dataclasses/), version: 0.4
  Using version 0.4 (newest of versions: 0.4)
  Downloading dataclasses-0.4-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/1a/5c/1b3c26c66fe52d05519a6240eb8d27481dc955dd303cd10cba47412c3566/dataclasses-0.4-py3-none-any.whl#md5=ada16beae5a5cd60ba357d38ab8f87a8 (from https://pypi.python.org/simple/dataclasses/)
  Saved /tmp/tmplv80ulkm/dataclasses-0.4-py3-none-any.whl
Skipping dataclasses, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-qfk55_7p/dataclasses