# Open browser then search a keyword
from selenium import webdriver

browser = webdriver.Chrome()

browser.get("http://www.baidu.com/")
browser.find_element_by_id("kw").clear()
browser.find_element_by_id("kw").send_keys("hi")
browser.find_element_by_id("form").submit()
browser.find_element_by_id("kw").clear()
browser.find_element_by_id("kw").send_keys("hello")
browser.find_element_by_id("form").submit()

browser.quit()