from selenium import webdriver

from selenium.webdriver.common.keys import Keys

driver = webdriver.Firefox()

driver.get("http://www.python.org")

assert "Python" in driver.title

elem = driver.find_element_by_name("q")

elem.clear()

elem.send_keys("pycon")

elem.send_keys(Keys.RETURN)

assert "No results found." not in driver.page_source

#driver.close()退出一个子页
driver.quit() 退出浏览器　

for i in "sdsfa":

    elem.send_keys(i）

import unittest

from selenium import webdriver

from selenium.webdriver.common.keys import Keys

class PythonOrgSearch(unittest.TestCase):

    def setUp(self):

        self.driver = webdriver.Firefox()

    def test_search_in_python_org(self):

        driver = self.driver

        driver.get("http://www.python.org")

        self.assertIn("Python", driver.title)

        elem = driver.find_element_by_name("q")

        elem.send_keys("pycon")

        elem.send_keys(Keys.RETURN)

        assert "No results found." not in driver.page_source

    def tearDown(self):

        self.driver.quit()

if __name__ == "__main__":

    unittest.main()