Exemplo de login com Selenium

selenium_example2.py

from selenium import webdriver
from selenium.webdriver.common.keys import Keys
import time

driver = webdriver.Firefox()
driver.get("http://testphp.vulnweb.com/login.php")

elem = driver.find_element_by_name("uname")
elem.clear()
elem.send_keys("test")

time.sleep(2)

elem = driver.find_element_by_name("pass")
elem.clear()
elem.send_keys("test")
elem.send_keys(Keys.RETURN)

time.sleep(10)
driver.close()