Collecting nbtester==0.2
  1 location(s) to search for versions of nbtester:
  * https://pypi.python.org/simple/nbtester/
  Getting page https://pypi.python.org/simple/nbtester/
  Analyzing links from page https://pypi.python.org/simple/nbtester/
    Found link https://pypi.python.org/packages/bb/76/4a98c0385fd64904d20d7bcdb212e4d3636e81f937bff261d66aba67e5d5/nbtester-0.2.tar.gz#md5=ab7b4d13c5159fb7bd6a66fa514a7c3a (from https://pypi.python.org/simple/nbtester/), version: 0.2
    Found link https://pypi.python.org/packages/fd/ad/dfae9a951c069ec9ea967db824e59f6baeada2276c8af6f21b2a32f1b8e4/nbtester-0.2-py3-none-any.whl#md5=f176ecbc08e7e45ac1e211b57757abac (from https://pypi.python.org/simple/nbtester/), version: 0.2
  Using version 0.2 (newest of versions: 0.2)
  Downloading nbtester-0.2-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/fd/ad/dfae9a951c069ec9ea967db824e59f6baeada2276c8af6f21b2a32f1b8e4/nbtester-0.2-py3-none-any.whl#md5=f176ecbc08e7e45ac1e211b57757abac (from https://pypi.python.org/simple/nbtester/)
  Saved /tmp/tmplopdqia1/nbtester-0.2-py3-none-any.whl
Skipping nbtester, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-3ekry2oy/nbtester