Python 携程去哪儿游记爬取

Posted 2021-12-07 卖山楂啦prss

应别人的需求

我把以前的代码拿过来，改了改，获取了一些数据

爬取的内容就特别简单的那种，如下

---

携程

import time
import requests
from lxml import etree
from multiprocessing.dummy import Pool
from requests.exceptions import RequestException
import openpyxl
import re
from fake_useragent import UserAgent


def get_one_page(url):
    try:
        res = requests.get(url,headers = headers)
        if res.status_code == 200:
            return res.text
        return None
    except RequestException:
        return None
        
def parse_one_page(html):
    # 构造HTML解析器
    info_list=[]
    ii_list  = html.xpath('//a[@class="journal-item cf"]')
    for ii in ii_list:
        ##提取
        # 客源地
        title = ii.xpath('.//dt[@class="ellipsis"]/text()')[0].strip()
        di_li = ii.xpath('.//span[@class="tips_a"]/text()')[0].strip().split('\\n                                        ')
        try:
            day = di_li[0]
            # 出游时间（月份）
            time = di_li[1]
            # 出行同伴（家人、朋友或其他）
            people = di_li[3].replace('，','')
            # 人均消费
            money = di_li[2].replace('，','')
        except Exception:
             day=''
             time=''
             people=''
             money=''
        # print(day,time,people,money)
        # 用户名
        user1 = ii.xpath('.//dd[@class="item-user"]/text()')[0].strip()
        user = re.findall(r"(.+?)发表于", user1)[0].strip()
        fa = user1[user1.rfind('发表于'):].replace('发表于 ', '')
        # print(user)
        
        url = 'https://you.ctrip.com' + ii.xpath('./@href')[0].strip()
        headers = {
            'cookie': '_ga=GA1.2.50538359.1626942417; MKT_CKID=1626942416972.xsrkp.h14a; _RSG=vt4axMVXju2TUp4mgpTnUB; _RDG=28416d30204f5527dc27cd978da9f4f9ba; _RGUID=2e2d85f5-bb90-4df9-b7b1-773ab013379d; GUID=09031042315856507136; nfes_isSupportWebP=1; nfes_isSupportWebP=1; ibulanguage=CN; ibulocale=zh_cn; cookiePricesDisplayed=CNY; _gid=GA1.2.607075386.1635573932; MKT_Pagesource=PC; Session=smartlinkcode=U130026&smartlinklanguage=zh&SmartLinkKeyWord=&SmartLinkQuary=&SmartLinkHost=; Union=AllianceID=4897&SID=130026&OUID=&createtime=1635573932&Expires=1636178732460; MKT_CKID_LMT=1635573932634; _RF1=113.204.171.221; ASP.NET_SessionSvc=MTAuNjAuNDkuOTJ8OTA5MHxqaW5xaWFvfGRlZmF1bHR8MTYyMzE0MzgyNjI2MA; _bfa=1.1626942411832.2cm51p.1.1635573925821.1635580203950.4.26; _bfs=1.2; _jzqco=%7C%7C%7C%7C%7C1.429931237.1626942416968.1635580207564.1635580446965.1635580207564.1635580446965.0.0.0.19.19; __zpspc=9.4.1635580207.1635580446.2%232%7Cwww.baidu.com%7C%7C%7C%7C%23; appFloatCnt=7; _bfi=p1%3D290602%26p2%3D0%26v1%3D26%26v2%3D25',
            'User-Agent':'Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko)'
            +'Chrome/62.0.3202.94 Safari/537.36'}            
        hji2 = get_one_page(url)
        hji2 = etree.HTML(hji2)
        quanwen  = hji2.xpath('//div[@class="ctd_content"]')
        try:
            quanwen = quanwen[0].xpath('string(.)').strip().replace('\\\\n', '')
        except Exception:
            quanwen = ''
        pattern="[\\u4e00-\\u9fa5]+"
        regex = re.compile(pattern)
        results =  ','.join(regex.findall(quanwen))

        cai = hji2.xpath('//div[@class="ctd_content_controls cf"]')
        try:
            result = cai[0].xpath('string(.)').strip().replace('\\\\n', '').replace('\\r\\n', '')
        except Exception:
            result = ''
        # print(result)
        if '天数' in result:
            n = re.findall(r"天数：(.+?)天", result[result.rfind('天数'):])[0].strip()+'天'
            # print(n)
        else:
            n = ''
        if '时间' in result:
            m = re.findall(r"时间：(.+?)月", result[result.rfind('时间'):])[0].strip()+'月'
            # print(m)
        else:
            m = ''
        if '人均' in result:
            ren1111 = re.findall(r"人均：(.+?)元", result[result.rfind('人均'):])[0].strip()+'元'
            # print(k)
        else:
            ren1111 = ''
        if '和谁' in result:
            c = result[result.rfind('和谁'):][3:6]
            # print(c)
        else:
            c = ''
        if '玩法' in result:
            try:
                a = re.findall(r"玩法：(.+?)作者去了这些地方", result[result.rfind('玩法'):])[0].strip()
            # print(a)
            except Exception:
                a = ''
        else:
            a=''
        if '作者去了这些地方' in result:
            b = result[result.rfind('作者去了这些地方'):].replace('                                                                                                     ','、')
            b = b.replace('、、  ', ',')
            b = b.replace('、', '')
            b = b.replace('作者去了这些地方：', '')
            # print(b)
        else:
            b = ''
        # print([user,title, day, n,time,m,people,c,money,k,a,b,quanwen,url])
        sheet.append([fa,user,title, day, n,time,m,people,c,money,ren1111,a,b,url,results])
        print(ii)

def main(offset):
    # 构造主函数，初始化各个模块，传入入口URL
    base_url = 'https://you.ctrip.com/travels/qiandongnan2375/t2-p{}.html'
    print(offset)
    url = base_url.format(offset)
    html = etree.HTML(get_one_page(url))
    parse_one_page(html)


if __name__ == '__main__':
    wb = openpyxl.Workbook()    # 获取工作簿对象
    sheet = wb.active           # 活动的工作表
    # 添加列名
    global ren1111
    sheet.append(['发表于','用户名', '标题', '出游天数','天数','具体时间','出游时间（月份）',\\
                  '出行同伴','和谁','人均消费','人均','玩法','作者去了这些地方','链接','全文'])
    # 请求头
    headers = {'User-Agent':UserAgent(verify_ssl=False).random}
    # 使用线程池
    print('多线程爬取开始')
    start_time=time.time()
    p = Pool(8)
    p.map(main,[i for i in range(70,75)])
    # 保存位置
    wb.save(r'info8.xlsx')
    #关闭线程池
    end_time=time.time()
    print('多线程爬取结束')
    print('耗时:',end_time-start_time)
    p.close()
    p.join()#用来等待进程池中的worker进程执行完毕，防止主进程在worker进程结束前结束。

去哪儿

代码都差球不多

import time
import requests
from lxml import etree
from multiprocessing.dummy import Pool
from requests.exceptions import RequestException
import openpyxl
import re
from fake_useragent import UserAgent


def get_one_page(url):
    try:
        res = requests.get(url,headers = headers)
        if res.status_code == 200:
            return res.text
        return None
    except RequestException:
        return None
        
def parse_one_page(html):
    # 构造HTML解析器
    info_list=[]
    ii_list  = html.xpath('//li[@class="list_item "]')
    try:
        hh  = html.xpath('//li[@class="list_item last_item"]')[0]
        ii_list.append(hh)
    except Exception:
        pass
    for ii in ii_list:
        ##提取
        try:
            # 客源地
            title = ''.join(ii.xpath('.//h2[@class="tit"]//text()'))
        except Exception:
             title=''
        try:     
            # 用户名
            user = ii.xpath('.//span[@class="user_name"]/a/text()')[0].strip()
        except Exception:
             user=''
        try:
            # 出游天数
            day = ii.xpath('.//span[@class="days"]/text()')[0].strip()
        except Exception:
             day=''
        try:
            # 出游时间（月份）
            time = ii.xpath('.//span[@class="date"]/text()')[0].strip()
        except Exception:
             time=''
        try:
            # 出行同伴（家人、朋友或其他）
            people = ii.xpath('.//span[@class="people"]/text()')[0].strip()
        except Exception:
             people=''
        try:
            # 人均消费
            money = ii.xpath('.//span[@class="fee"]/text()')[0].strip()
        except Exception:
             money=''
        try:
            # 途径
            places = ''.join(ii.xpath('.//p[@class="places"]//text()'))
            xingcheng = places[places.rfind('行程'):]
            tujing = places[:places.rfind('行程')]
        except Exception:
             xingcheng=''
             tujing=''
        
        # 游记链接
        url = 'https://travel.qunar.com/travelbook/note/' + ii.xpath('.//h2[@class="tit"]/a/@href')[0].strip().replace('/youji/','')
        headers = {'User-Agent':UserAgent(verify_ssl=False).random}
        res1 = requests.get(url,headers = headers)
        hji2 = res1.text
        hji2 = etree.HTML(hji2)
        quanwen  = hji2.xpath('//div[@class="b_panel_schedule"]')
        try:
            quanwen = quanwen[0].xpath('string(.)').strip().replace('\\\\n', '')
        except Exception:
            quanwen = ''
        pattern="[\\u4e00-\\u9fa5]+"
        regex = re.compile(pattern)
        results =  ','.join(regex.findall(quanwen))
        try:
            chufa_date = hji2.xpath('//li[@class="f_item when"]//text()')[2]
        except Exception:
            chufa_date=''
        try:
            tian =  hji2.xpath('//li[@class="f_item howlong"]//text()')[2]+'天'
        except Exception:
            tian=''
        try:
            fee = hji2.xpath('//li[@class="f_item howmuch"]//text()')[2]+'元'
        except Exception:
            fee=''
        try:
            ren = hji2.xpath('//li[@class="f_item who"]//text()')[2]
        except Exception:
            ren=''
        try:
            wan = ''.join(hji2.xpath('//li[@class="f_item how"]//text()')).replace('玩法/', '').replace('\\xa0',' ')
            wan = wan.strip()
        except Exception:
            wan=''
        # print(result)

        # print([user,title, day, n,time,m,people,c,money,k,a,b,quanwen,url])
        sheet.append([user,title, day,tian,time,chufa_date,people,ren,fee,money,xingcheng,tujing,wan,url,results])
        print(ii)

def main(offset):
    # 构造主函数，初始化各个模块，传入入口URL
    base_url = 'https://travel.qunar.com/search/gonglue/22-qiandongnan-300125/hot_ctime/{}.htm'
    print(offset)
    url = base_url.format(offset)
    html = etree.HTML(get_one_page(url))
    parse_one_page(html)



if __name__ == '__main__':
    wb = openpyxl.Workbook()    # 获取工作簿对象
    sheet = wb.active           # 活动的工作表
    # 添加列名
    global ren1111
    sheet.append(['用户名', '标题', '出游天数','天数','具体时间','出游时间',\\
                  '出行同伴','和谁','人均消费','人均','行程','途径','玩法','链接','全文'])
    # 请求头
    headers = {'User-Agent':UserAgent(verify_ssl=False).random}
    # 使用线程池
    print('多线程爬取开始')
    start_time=time.time()
    # p = Pool(8)
    # p.map(main,[i for i in range(1,4)])
    for i in range(30,35):
        time.sleep(6)
        main(i)
    # 保存位置
    wb.save(r'去哪儿6.xlsx')
    #关闭线程池
    end_time=time.time()
    print('多线程爬取结束')
    print('耗时:',end_time-start_time)
    # p.close()
    # p.join()#用来等待进程池中的worker进程执行完毕，防止主进程在worker进程结束前结束。