Collecting wtsize==0.1.0
  1 location(s) to search for versions of wtsize:
  * https://pypi.python.org/simple/wtsize/
  Getting page https://pypi.python.org/simple/wtsize/
  Analyzing links from page https://pypi.org/simple/wtsize/
    Found link https://files.pythonhosted.org/packages/0f/56/c74b51616538e1dfa0b771b15e3ddd56d394aaeab66fe638ba30bbf48e4c/wtsize-0.1.0-py3-none-any.whl#sha256=fe4350a4180743fb85622052ae5a3c563788846ef1dc3b6a0b68b5227ed3bfd9 (from https://pypi.org/simple/wtsize/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/a1/ca/6bcf2b2c046aaed658193e2b9cd9de7f13fd73a7c6320c7ee28360244ba3/wtsize-0.1.0.tar.gz#sha256=32060cfc50ddf4720bb391ccfda07a38544cd343a8ba2da705fa4a08a7d83eff (from https://pypi.org/simple/wtsize/), version: 0.1.0
  Using version 0.1.0 (newest of versions: 0.1.0)
  Downloading https://files.pythonhosted.org/packages/0f/56/c74b51616538e1dfa0b771b15e3ddd56d394aaeab66fe638ba30bbf48e4c/wtsize-0.1.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/0f/56/c74b51616538e1dfa0b771b15e3ddd56d394aaeab66fe638ba30bbf48e4c/wtsize-0.1.0-py3-none-any.whl#sha256=fe4350a4180743fb85622052ae5a3c563788846ef1dc3b6a0b68b5227ed3bfd9 (from https://pypi.org/simple/wtsize/)
  Saved /tmp/tmp62aklh8n/wtsize-0.1.0-py3-none-any.whl
Skipping wtsize, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-e3ju28s3/wtsize