Selenium 入门到精通系列：五

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Selenium 入门到精通系列

PS：显式等待、隐式等待、强制等待方法

例子

#!/usr/bin/env python

# -*- coding: utf-8 -*-

# @Date    : 2019-04-23 16:12:33

# @Author  : BenLam

# @Link    : https://www.cnblogs.com/BenLam/

from selenium import webdriver

from selenium.webdriver.common.by import By

from selenium.webdriver.support.ui import WebDriverWait

from selenium.webdriver.support import  expected_conditions as EC

from time import sleep

driver=webdriver.Firefox()

driver.get("http://www.baidu.com")

wait=WebDriverWait(driver,5,0.5).until(EC.presence_of_element_located((By.ID,'kw')))

wait.send_keys("TEST")

driver.find_element_by_id("su").click()

#隐式等待

from selenium.common.exceptions import NoSuchElementException

driver.implicitly_wait(10)

driver.get("http://www.baidu.com")

try:

    driver.find_element_by_id("kwsssss")

except NoSuchElementException as e:

    print(e)

finally:

    driver.quit()

#强制等待

driver.get("http://www.baidu.com")

sleep(5)

driver.find_element_by_id("kwsssss")

driver.quit()