Selenium example with Firefox and Python 3

selenium-example.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
from selenium import webdriver


def main():
    ff = os.path.join('/', 'Applications', 'Firefox Developer Edition.app',
                      'Contents', 'MacOS', 'firefox')
    wd = webdriver.Firefox(firefox_binary=ff)
    wd.get('http://are.ucdavis.edu/')
    wd.close()


if __name__ == "__main__":
    main()