Download IJCAI2019 papers by python

 1 #coding=utf-8
 2 import requests
 3 import threading
 4 
 5 def get_file_content(num):
 6     savepath = ‘%04d.pdf‘ % (num)
 7     suburl = ‘https://www.ijcai.org/proceedings/2019/%04d.pdf‘ % (num)
 8     r = requests.get(suburl)
 9     f = open(savepath,‘wb‘) # 用‘wb‘读取非文本文件pdf
10     f.write(r.content) # r.content -> requests中的二进制响应内容：以字节的方式访问请求响应体，对于非文本请求
11     f.close()
12 
13 def get_file_content_arange(min,max):
14     for num in range(min,max+1):
15         print(‘doanloading %04d.pdf...‘ % (num))
16         get_file_content(num)
17 
18 threads = []
19 t1 = threading.Thread(target=get_file_content_arange,args=(1,221))
20 threads.append(t1)
21 t2 = threading.Thread(target=get_file_content_arange, args=(221,440))
22 threads.append(t2)
23 t3 = threading.Thread(target=get_file_content_arange, args=(440,658))
24 threads.append(t3)
25 t4 = threading.Thread(target=get_file_content_arange, args=(658,964,))
26 threads.append(t4)
27 for t in threads:
28     t.start()