# -*- coding: utf-8 -*-
'''
1.先自己下载一次
2.再找出付费请求
http://pic.netbian.com/downpic.php?id=24780&classid=66
3.但只能下载一次
4.自己换个新登录账号，只登录不下载，取登录首页的cookie，这样生成的cookie会保持下载可用状态。再加新号cookie模拟下载，注意所有的请求均加新号cookie
'''
from pyquery import PyQuery as pq
import requests
from threading import Thread

headers={
        'User-Agent':'Mozilla/5.0 (Windows NT 6.1; ) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/82.0.4068.4 Safari/537.36',
        'Cookie':'your long cookie'
        }
#首页请求，获取图片id号
def Index(page):
    #pass#占位符
    url='http://pic.netbian.com/index_{}.html'.format(page)
    response=requests.get(url,headers=headers).content.decode('gbk')
    
    #print(response)
    doc=pq(response)
    #类选择器，有空格
    clearfix=doc('.slist .clearfix li a').items()
    for i in clearfix:
        url_data=i.attr('href')
        #print(url_data)#/tupian/25583.html
        #print(url_data[8:-5])#切片
        id=url_data[8:-5]
        Image(id)
    
count=1
#模拟请求
def Image(id):
    global count
    uri='http://pic.netbian.com/downpic.php?id={}&classid=55'.format(id)
    res=requests.get(uri,headers=headers)
    #图片是16进制,ab文件追加
    print(res.content)
    with open('video/{}.jpg'.format(count),'ab') as f:
        count+=1
        f.write(response.content)
        print('在下载{}'.format(count))

   
for i in range(1,3):
    #Index(i)
    #创建线程，不要括号。以下程序功能相当于Index(i)
    t=Thread(target=Index,args=(i,))
    t.start()