selenium+PhantomJS爬取瓜子二手车

 1 # -*- coding=utf-8 -*-
 2 import time
 3 from selenium import webdriver
 4 from selenium.webdriver import *
 5 
 6 
 7 # 设置请求头
 8 dcap = dict(DesiredCapabilities.PHANTOMJS)
 9 dcap['phantomjs.page.settings.userAgent'] = (
10     'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36'
11 )
12 url = 'https://www.guazi.com/www/buy/i7/'
13 
14 driver = webdriver.PhantomJS()
15 driver.get(url)
16 while True:
17     for i in range(1, 41):
18         title_xpath = "/html/body/div[4]/ul/li[" + str(i) + "]/a/h2"
19         info_xpath = "/html/body/div[4]/ul/li[" + str(i) + "]/a/div[@class='t-i']"
20         price_xpath = "/html/body/div[4]/ul/li[" + str(i) + "]/a/div[2]/p"
21         title = driver.find_element_by_xpath(title_xpath).text
22         info = driver.find_element_by_xpath(info_xpath).text
23         price = driver.find_element_by_xpath(price_xpath).text
24         print "正在保存数据 ------" + title
25         with open("C:\Users\Administrator\Desktop\guazi.csv", 'a') as f:
26             f.write('{},{},{}\n'.format(title, info, price).encode('gbk'))
27     try:
28         driver.find_element_by_class_name("next").click()
29         time.sleep(1.5)
30     except:
31         break
32 driver.quit()

利用requests爬的时候出现response <203>,于是用selenium+PhantomJS。