from selenium import webdriver
import csv
import time
# 1. 接收要搜索的商品类型,打开商品搜索页面
pro = input("请输入商品名称:")
driver = webdriver.Chrome()
driver.get("https://www.jd.com/")
# 发送文字到搜索框,点击搜索按钮
driver.find_element_by_class_name("text")\
.send_keys(pro)
driver.find_element_by_class_name("button")\
.click()
time.sleep(0.5)
i = 1
# 3. xpath匹配所有商品节点,筛选内容
while True:
# 2. 执行JS脚本,把下拉菜单拉到最底部
driver.execute_script(
'window.scrollTo(0,document.body.scrollHeight)')
time.sleep(1)
r_list = driver.find_elements_by_xpath('//div[@id="J_goodsList"]//li')
#print(r_list[5].text)
for onePro in r_list:
m = onePro.text.split('\n')
# m : ["¥98.5","名称","9条评价",...]
price = m[0]
name = m[1]
commit = m[2]
market = m[3]
L = [name,price,commit,market]
with open("商品.csv","a",newline="",encoding="gb18030")as f:
writer = csv.writer(f)
writer.writerow(L)
print("第%d页抓取完毕" % i)
i += 1
# 点击下一页
if driver.page_source.find("pn-next disabled") == -1:
driver.find_element_by_class_name("pn-next").click()
time.sleep(2)
else:
print("所有商品爬取完毕")
break
#¥98.50
#包邮 玩转Django 2.0+玩转Python网络爬虫书籍 黄永祥
#9条评价
#蓝墨水图书专营店
#关注
#加入购物车
爬取京东商品(js)
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转载自blog.csdn.net/qq_24137739/article/details/90609364
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