Homebrew/homebrew-science — pull request #1073 by carrollgroup (2014-07-21 19:36:30+00:00)
Title: graph-tool: add support for --with-python3

Revised graph-tool formula allows the --with-python3 argument a la homebrew/python.

Submitting the pull request as a new branch because it needs expert attention:
line 43: couldn't get around including this path explicitly, must be a way though

ps. I'm a git & ruby newb, so apologies in advance for improper procedure