from selenium import webdriver # 导入键盘Keys from selenium.webdriver.common.keys import Keys import time driver = webdriver.Chrome() # 检测代码块 try: # 隐式等待，等待标签加载 driver.implicitly_wait(10) # 往京东主页发送请求 driver.get('https://www.jd.com/') # 通过id查找input输入框 input_tag = driver.find_element_by_id('key') # send_keys为当前标签传值 input_tag.send_keys('中华字典') # 按键盘的回车键 input_tag.send_keys(Keys.ENTER) time.sleep(3) ''' 爬取京东商品信息: 公仔 名称 url 价格 评价 ''' # element 找一个 # elements 找多个 # 查找所有的商品列表 good_list = driver.find_elements_by_class_name('gl-item') # print(good_list) # 循环遍历每一个商品 for good in good_list: # 通过属性选择器查找商品详情页url # url good_url = good.find_element_by_css_selector('.p-img a').get_attribute('href') print(good_url) # 名称 good_name = good.find_element_by_css_selector('.p-name em').text print(good_name) # 价格 good_price = good.find_element_by_class_name('p-price').text print(good_price) # 评价数 good_commit = good.find_element_by_class_name('p-commit').text print(good_commit) str1 = f''' url: {good_url} 名称: {good_name} 价格: {good_price} 评价: {good_commit} \n ''' # 把商品信息写入文本中 with open('jd.txt', 'a', encoding='utf-8') as f: f.write(str1) time.sleep(10) # 捕获异常 except Exception as e: print(e) # 最后都会把驱动浏览器关闭掉 finally: driver.close()
