You'll need to have brew installed in your system. If you don't have brew installed, you can installed just by running this command:
$ /usr/bin/ruby -e "$(curl -fsSL https://raw.github.com/gist/323731)"
Now you are ready to go!Install GTK: just run this command:
$ brew install gtkInstall PyGTK:
- Download this: link.
- It is a Mac installer package. Install it.
You can test your installation from a Python console this way:
$ python
>>> import pygtk