Collecting python-barcode==0.8.1
  1 location(s) to search for versions of python-barcode:
  * https://pypi.python.org/simple/python-barcode/
  Getting page https://pypi.python.org/simple/python-barcode/
  Analyzing links from page https://pypi.python.org/simple/python-barcode/
    Found link https://pypi.python.org/packages/1a/25/551a3ccae85fc82e85304bd9d7c8ef951d6660a5120f34b7cd6835025762/python-barcode-0.8.tar.gz#md5=b57fe4c5a56dc688d58c959c52a98316 (from https://pypi.python.org/simple/python-barcode/), version: 0.8
    Found link https://pypi.python.org/packages/56/f9/d307e72f7651745fc92fc14332c7e4f50264f236f2c243956bd0af06dd1b/python_barcode-0.8-py3-none-any.whl#md5=87d09dd22e1b8a97c93c67bc66aa588d (from https://pypi.python.org/simple/python-barcode/), version: 0.8
    Found link https://pypi.python.org/packages/a5/d7/7c22acb76dededb70d79e4a3c3f9ca0094d464f503498a16b6c39481bf14/python-barcode-0.8.1.tar.gz#md5=d845e1a8dde23a02f36896c2b7441307 (from https://pypi.python.org/simple/python-barcode/), version: 0.8.1
    Found link https://pypi.python.org/packages/e8/a3/62047285a4bcd44a8dceac82028bd98006ea3876f473fa446175881e1beb/python_barcode-0.8.1-py3-none-any.whl#md5=ccda7911857bd505056cf470e966c34c (from https://pypi.python.org/simple/python-barcode/), version: 0.8.1
  Using version 0.8.1 (newest of versions: 0.8.1)
  Downloading python_barcode-0.8.1-py3-none-any.whl (214kB)
  Downloading from URL https://pypi.python.org/packages/e8/a3/62047285a4bcd44a8dceac82028bd98006ea3876f473fa446175881e1beb/python_barcode-0.8.1-py3-none-any.whl#md5=ccda7911857bd505056cf470e966c34c (from https://pypi.python.org/simple/python-barcode/)
  Saved /tmp/tmpb4f3ug6r/python_barcode-0.8.1-py3-none-any.whl
Skipping python-barcode, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-ftd9b2cl/python-barcode