How to extract web links using python

This article mainly introduces how to extract web links implemented by python. For more information, see the following code:

# Encoding: UTF-8
Import socket
Import htmllib and formatter
Def open_socket (host, servname ):
S = socket. socket (socket. AF_INET, socket. SOCK_STREAM)
Port = socket. getservbyname (servname)
S. connect (host, port ))
Return s
Host =''
Host = input ('Enter the URL \ n ')
Mysocket = open_socket (host, 'http ')
Message = 'get http: // % s/\ n \ n' % (host ,)
Mysocket. send (message)
File = mysocket. makefile ()
Htmldata = file. read ()
File. close ()
Parser = htmllib. HTMLParser (formatter. NullFormatter ())
Parser. feed (htmldata)
Print '\ n'. join (parser. anchorlist)
Parser. close ()