Erreur 10013 Serveur http

Traceback (most recent call last):
  File "http-server.py", line 12, in <module>
    httpd = server(address, handler)
  File "C:\Users\Robin\AppData\Local\Programs\Python\Python36\lib\socketserver.py", line 456, in __init__
    self.server_bind()
  File "C:\Users\Robin\AppData\Local\Programs\Python\Python36\lib\http\server.py", line 136, in server_bind
    socketserver.TCPServer.server_bind(self)
  File "C:\Users\Robin\AppData\Local\Programs\Python\Python36\lib\socketserver.py", line 470, in server_bind
    self.socket.bind(self.server_address)
OSError: [WinError 10013] Une tentative d’accès à un socket de manière interdite par ses autorisations d’accès a été tentée

#coding:utf-8
import http.server

port = 80
address = ("", port)

server = http.server.HTTPServer

handler = http.server.CGIHTTPRequestHandler
handler.cgi_directories = ["/"]

httpd = server(address, handler)

print ("Serveur demarre sur le port", port)
httpd.serve_forever()