code: def do_hello(self, sin, sout, name=None):
          
          name = '' if name is None else '/' + name
          r = requests.get('http://localhost:8090/hello' + name)
          sout.write(r.text + '\n')
docs: Using the /hello GET interface
  
          There is one optional argument, "name".  This name argument must be
          provided with proper URL excape codes, like %20 for spaces.