我的第一个爬虫,爬取北京地区短租房信息

发布时间:2019-03-16 00:01:23编辑:auto阅读(2047)

    # 导入程序所需要的库。
    import requests
    from bs4 import BeautifulSoup
    import time

    # 加入请求头伪装成浏览器
    headers = {
    #通过Chrome浏览器复制User-Agent
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36'
    }


    # 定义判断用户性别的函数
    def judgment_sex(class_name):
    if class_name == ['member_ico1']:
    return '女'
    else:
    return '男'


    # 获取详细页URL函数
    def get_links(url):
    try:
    wb_date = requests.get(url, headers)
    except ConnectionAbortedError:
    print('拒绝连接')
    soup = BeautifulSoup(wb_date.text, 'lxml')
    links = soup.select('#page_list > ul > li > a')
    for link in links:
    herf = link.get("href")
    get_info(herf)


    # 获取网页信息函数
    def get_info(url):
    wb_date = requests.get(url, headers)
    soup = BeautifulSoup(wb_date.text, 'lxml')
    #通过浏览器copy selector
    tittles = soup.select('div.pho_info > h4')
    addresses = soup.select('span.pr5')
    prises = soup.select('#pricePart > div.day_l > span')
    images = soup.select('#floatRightBox > div.js_box.clearfix > div.member_pic > a > img')
    names = soup.select('#floatRightBox > div.js_box.clearfix > div.w_240 > h6 > a')
    sexs = soup.select('#floatRightBox > div.js_box.clearfix > div.member_pic > div')
    for tittle, address, prise, image, name, sex in zip(tittles, addresses, prises, images, names, sexs):
    date = {
    'tittle': tittle.get_text().strip(),
    'address': address.get_text().strip(),
    'price': prise.get_text(),
    'image': image.get("src"),
    'name': name.get_text(),
    'sex': judgment_sex(sex.get("class"))
    }
    print(date)


    if __name__ == '__main__':

    urls = ['http://bj.xiaozhu.com/search-duanzufang-p{}-0/'.format(number) for number in range(1, 14)]
    for single_url in urls:
    get_links(single_url)
    #休眠十秒,防止被封IP
    time.sleep(10)

    #缺点:缺少IP管理,采用休眠方法,效率低

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