Пример вэб-сервера на Python 2.5

import BaseHTTPServer

class WebInterface(BaseHTTPServer.BaseHTTPRequestHandler):
   server_version = "httpd/0.0"

   def do_GET(self):       
       self.send_response(200)
       self.send_header("Content-type", "text/html")
       self.end_headers()
       self.wfile.write("Requested: ")
       self.wfile.write(self.path)

def main(server_class=BaseHTTPServer.HTTPServer,
                  handler_class=WebInterface):    
   server_address = ('', 8000)
   httpd = server_class(server_address, handler_class)
#   httpd.serve_forever()
   while True:
       httpd.handle_request()

if __name__ == "__main__":
   main()

Описание BaseHTTPServer