selenium等待

 1 from selenium import webdriver
 2 from selenium.webdriver.common.by import By
 3 from selenium.webdriver.support.ui import webdriverwait
 4 from selenium.webdriver.support import expected_conditions as EC
 5 
 6 driver = webdriver.Firefox()
 7 driver.get("http://somedomain/url_that_delay_loading")
 8 try:
 9     element = webdriverwait(driver,10).until(
10         EC.presence_of_element_located((By.ID,"myDynamicElement"))
11     )
12 finally:
13     driver.quit()