爬取超清美图python爬虫源码

JD2020

功能说明:
1.批量爬取高清图
2.支持自定义cookie爬取超清图(需要有会员,不然每天只能爬成功一张)




演示视频:
https://www.bilibili.com/video/BV1Cb4y1Q73j/
代码:

[Python] 纯文本查看 复制代码

import requests, bs4, time, json, os, urllib, time
 
 
class NetbiAn():
    def __init__(self, cookie=None):
        '''
        彼岸图库
        :param cookie:  自定义cookie,不填就默认我的cookie
        '''
 
        self.url = 'https://pic.netbian.com/'
        if cookie == None:
            self.headers = {
                'cookie': '__yjs_duid=1_5497b819a72afc9101dd25f2d5726a8e1616818734114; __guid=216607383.3773875649706524700.1616818734566.507; Hm_lvt_526caf4e20c21f06a4e9209712d6a20e=1616818735; zkhanecookieclassrecord=%2C54%2C66%2C; PHPSESSID=varai3ubq9gf8ri9vpb7ppsrm5; zkhanmlusername=%B7%B2%CA%C2%BF%B4%C8%BA%CE%C4%BC%FE; zkhanmluserid=4729080; zkhanmlgroupid=1; zkhanmlrnd=zkIOXHSZ8ya4GKjTuTxA; zkhanmlauth=0b23850ea3f69277fce68255bf7e776c; ',
                'user-agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36',
                'x-requested-with': 'XMLHttpRequest'}
        else:
            self.headers = {
                'cookie': cookie,
                'user-agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36',
                'x-requested-with': 'XMLHttpRequest'}
 
    def get_HDimg_url(self, id):
        '''
        获取超清图片的下载地址
        :param id:
        :return:
        '''
        api_url = 'https://pic.netbian.com/e/extend/downpic.php'
        params = {'id': id}
        res = requests.get(api_url, headers=self.headers, params=params)
 
        js = json.loads(res.text)
        return self.url + js['pic']
 
    def download_img(self, url, path):
        '''
        下载文件
        :param url:地址
        :param path: 保存文件名
        :return:
        '''
        try:
            res = requests.get(url, headers=self.headers)
            with open(path, 'ab')as f:
                f.write(res.content)
                print(path, '下载成功！')
        except Exception as err:
            print(err, '下载失败！')
 
    def get_img_list(self, url='https://pic.netbian.com/new/', max_page=1, HD='1'):
        '''
        根据输入的目标类目url来爬取所属的图片，比如最新的的https://pic.netbian.com/new/
        :param url:目标类目的url
        :param max_page:爬取多少页 默认为1
        :param HD:是否爬取超清的图片,注意了这个需要您有会员,不然一天只能爬1张..没啥意义默认为False
        :return:返回一个包含所有图片下载地址和name的列表
        '''
        img_list = []
        #如果有人输入了这种带页码的网站则处理一下
        if url.find('index_')!=-1:
            url=url.split('index_')[0]
 
        try:
            for page in range(max_page):
                print(f'正在获取{page+1}页的 图片资料...')
                if page+1>=2:
                    res = requests.get(url+f'index_{page+1}.html', headers=self.headers)
                else:
                    res = requests.get(url, headers=self.headers)
                res.encoding = 'gbk'
                bson = bs4.BeautifulSoup(res.text, 'lxml')
                bson = bson.select('#main > div.slist > ul > li')
 
                for item in bson:
                    d = {}
                    d['href'] = self.url + item.a['href']
                    res = requests.get(d['href'], headers=self.headers)
                    res.encoding = 'gbk'
                    bs = bs4.BeautifulSoup(res.text, 'lxml')
                    bs = bs.select_one('#img > img')
                    img_id = d['href'].split('/')[-1].split('.')[0]
                    if HD == '1':
 
                        d['src'] = self.url+bs['src']
                    else:
                        # 超清
                        d['src'] = self.get_HDimg_url(img_id)
                    d['title'] = item.img['alt']
                    d['name'] = img_id + '_' + d['title'].replace(' ', '_') + '.' + \
                                d['src'].split('.')[-1]
                    img_list.append(d)
        except Exception as err:
            print(err)
        return img_list
 
    def download_batch(self, img_list, dir_, tt=0.2):
        '''
        把整个列表的图都下载下来，因为有限制，所以没必要搞线程
        :param img_list: 图片的列表数据
        :param dir: 保存目录位置
        :param tt: 每次下载等待时间 默认为0.2s
        :return:
        '''
        length=len(img_list)
        if length==0:
            print('您不是会员,或者已经被限制了!')
            return
        print(f'一共有{length}个下载任务...')
        try:
            os.mkdir(dir_)
        except:
            pass
        for item in img_list:
            path = dir_ + '\\' + item['name']
            self.download_img(item['src'], path)
            time.sleep(tt)
 
 
if __name__ == '__main__':
    print('本脚本目标网站为:https://pic.netbian.com/','仅供技术交流,请勿用户违法或者商业用途,否则后果自负!')
    print('建议:(30元年会可以自己登入后将cookie粘贴到下方，这样就能每天至少能爬取200张超清图10页，而1块钱7天的会员就每天20张,只能爬一页)')
    key = input('回车确认cookie身份 如果需要自定义cookie可以直接输入 留空也可以：\n')
    if len(key) > 5:
        bah = NetbiAn(key)
    else:
        bah = NetbiAn()
    HD = input('是否下载超清画质(如果有会员可以填2,不是会员就填1)：\n1.普通画质\n2.超清画质\n')
    type_url = input('输入目标类目的url,如果不填默认为:https://pic.netbian.com/new/\n')
    max_page=int(input('爬取多少页?\n'))
    if type_url=='':
        img_list = bah.get_img_list(max_page=max_page,HD=HD)
    else:
        img_list=bah.get_img_list(type_url,max_page,HD)
 
    bah.download_batch(img_list,'img')
    input('所有任务结束!')

enmin

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