selenium自动化模块的应用

from selenium import webdriver

bro = webdriver.Chrome(executable_path=‘./chromedriver.exe‘)
bro.get("https://www.baidu.com")

bro.close()

# 百度搜索刘德华案例
import time
from selenium import webdriver

bro = webdriver.Chrome(executable_path=‘./chromedriver.exe‘)
bro.get("https://www.baidu.com")

# 1. 定位到输入框
kw = bro.find_element_by_id("kw")

# 2. 键入刘德华关键字
kw.send_keys("刘德华")
time.sleep(5)

# 3. 定位到"百度一下"按钮
input_key = bro.find_element_by_id("su")

# 4. 触发点击事件
input_key.click()
time.sleep(5)

bro.close()

from selenium import webdriver

bro = webdriver.Chrome(‘./chromedriver.exe‘)
bro.get(‘https://xueqiu.com‘)


# 获取动态加载的数据
print(bro.page_source)

bro.quit()

import time
from selenium import webdriver

bro = webdriver.Chrome(‘./chromedriver.exe‘)
bro.get(‘https://xueqiu.com‘)

js = "window.scrollTo(0, document.body.scrollHeight)" # 表示滚轮往下拖动一屏的高度

bro.execute_script(js)
time.sleep(2)

bro.execute_script(js)
time.sleep(2)

bro.execute_script(js)
time.sleep(2)

bro.execute_script(js)
time.sleep(2)

# 获取动态加载的数据
print(bro.page_source)

bro.quit()

import time
from selenium import webdriver
from selenium.webdriver.chrome.options import Options

# 创建一个参数对象，用来控制chrome以无界面模式打开
chrome_optiOns= Options()
chrome_options.add_argument(‘--headless‘)
chrome_options.add_argument(‘--disable-gpu‘)


bro = webdriver.Chrome(executable_path=‘./chromedriver.exe‘, chrome_optiOns=chrome_options)
bro.get("https://www.baidu.com")

# 截图
bro.save_screenshot(‘3.jpg‘)

# 1. 定位到输入框
kw = bro.find_element_by_id("kw")

# 2. 键入刘德华关键字
kw.send_keys("刘德华")
time.sleep(2)

# 3. 定位到"百度一下"按钮
input_key = bro.find_element_by_id("su")

# 4. 触发点击事件
input_key.click()
# 截图
bro.save_screenshot(‘4.jpg‘)
time.sleep(2)

bro.close()

import time
from selenium import webdriver

bro = webdriver.Chrome(executable_path=‘./chromedriver.exe‘)

# 注意: bro对象只有将页面完全加载完成之后，才会进行下一步的事件触发
bro.get("https://www.baidu.com")
bro.get("https://www.taobao.com")
bro.get("https://www.jd.com")
time.sleep(2)

# 后退
bro.back()
time.sleep(2)

# 前进
bro.forward()
time.sleep(2)

bro.close()

import time
from selenium import webdriver
from selenium.webdriver import ActionChains

bro = webdriver.Chrome(executable_path=‘./chromedriver.exe‘)
bro.get("https://www.runoob.com/try/try.php?filename=jqueryui-api-droppable")

# 定位到页面中的iframe标签内部，这样才可以定位到它内部的标签
bro.switch_to.frame("iframeResult")

# 实例化一个动作链对象，将浏览器对象加载到这个动作链对象中
actiOns= ActionChains(bro)
# 1. 定位“请拖拽我”标签
source_tag = bro.find_element_by_id("draggable")
# 2. 点击“请拖拽我”, 并拖动
actions.click_and_hold(source_tag)

for i in range(1, 6):
    actions.move_by_offset(50,0)
    time.sleep(1)

actions.perform()  # 执行所有动作链

time.sleep(2)

bro.close()

import time
from selenium import webdriver
from selenium.webdriver import ActionChains

bro = webdriver.Chrome(executable_path=‘./chromedriver.exe‘)
bro.get("https://www.runoob.com/try/try.php?filename=jqueryui-api-droppable")

# 定位到页面中的iframe标签内部，这样才可以定位到它内部的标签
bro.switch_to.frame("iframeResult")

# 实例化一个动作链对象，将浏览器对象加载到这个动作链对象中
actiOns= ActionChains(bro)
# 1. 定位“请拖拽我”标签
source_tag = bro.find_element_by_id("draggable")
target_tag = bro.find_element_by_id(‘droppable‘)

# 点击并拖动，并丢弃
actions.click_and_hold(source_tag)
for i in range(1, 6):
    actions.move_by_offset(30,0)
    time.sleep(1)
actions.drag_and_drop(source_tag, target_tag)

actions.perform()  # 执行所有动作链

bro.close()

from selenium import webdriver
from selenium.webdriver import Chrome
from selenium.webdriver import ChromeOptions

option = ChromeOptions()
option.add_experimental_option(‘excludeSwitches‘, [‘enable-automation‘])

browser = webdriver.Chrome(‘./chromedriver.exe‘, optiOns=option)
browser.get(‘https://www.baidu.com‘)
print(browser.get_COOKIEs())

# browser.add_COOKIE({‘name‘: ‘name‘, ‘domain‘: ‘www.zhihu.com‘, ‘value‘: ‘germey‘})
# print(browser.get_COOKIEs())

# browser.delete_all_COOKIEs()
# print(browser.get_COOKIEs())