分分钟避坑抓取 安居客 住房信息，并存储到CSV跟XlSX中

温馨提示：报错了就百分之九十九是网址需要手动验证，就请移步去点击验证啦！（这里用了csv跟xsxl两种保存方式，任选其一即可！）

# -*- coding: utf-8 -*-
"""
Created on Tue Oct 27 18:27:21 2020

@author: Yuka

利用Lxml库，爬取前10页的信息，具体信息如下：
进入每个房源的页面，爬取小区名称、房屋类型、房屋朝向、参考月供和核心卖点，把它们存储到CSV文件中。
"""
from lxml import etree
import requests
import time
import re
import csv
import xlwt

lst = [['小区名称','房屋类型','房屋朝向','参考价格','核心卖点']]
headers = {
    "user-agent": "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.83 Safari/537.36"
    }

def get_url(url):
    res = requests.get(url=url,headers=headers).text
    #print(res)
    parse_url(res)

def parse_url(res):
    html = etree.HTML(res)
    links = html.xpath('//ul[@id="houselist-mod-new"]/li/div[2]/div[1]/a/@href')
    get_info(links)

def get_info(urls):
    for url in urls:
        res = requests.get(url=url,headers=headers).text
        links = etree.HTML(res) 
        address = links.xpath('//ul[@class="houseInfo-detail-list clearfix"]/li/div[@class="houseInfo-content"]/a/text()')[0]
        if len(address) >= 1:
            address = address
        else:
            address = "NAN"
        house_type = links.xpath('//ul[@class="houseInfo-detail-list clearfix"]/li[2]/div[@class="houseInfo-content"]/text()')[0].replace('\n','').replace('\t','')
        house_to = links.xpath('//ul[@class="houseInfo-detail-list clearfix"]/li[8]/div[2]/text()')
        if len(house_to) >= 1:
            house_to = house_to[0]
        else:
            house_to = "NAN"
        house_month_pay = links.xpath('//div[@class="basic-info clearfix"]/span[1]//text()')[0] + "万"
        sales_core = links.xpath('//div[@class="houseInfo-item-desc js-house-explain"]/span/text()')[0]
        lst.append([address,house_type,house_to,house_month_pay,sales_core])

def save_xlsx(lst):
    book = xlwt.Workbook(encoding='utf-8')
    sheet = book.add_sheet('sheet1')
    for i in range(len(lst)):
        for j in range(len(lst[i])):
            sheet.write(i,j,lst[i][j])
    book.save('C:/Users/小米帅哥/Desktop/house_safety.xlsx')

def save_csv(lst):
    with open('C:/Users/小米帅哥/Desktop/house_safety.csv','w+',encoding='utf-8',newline='') as f:
        writer = csv.writer(f)
        writer.writerows(lst)

if __name__ == '__main__':
    urls = ["https://beijing.anjuke.com/sale/p{}/".format(i) for i in range(1,11)]
    for url in urls:
        get_url(url)
        print(url+"加载完毕")
    save_csv(lst)
    save_xlsx(lst)
    time.sleep(2)

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