parser.add_argument('--server',action='store',default='127.0.0.1:8000',help="Server to connect to <server>:<port>. Defaults to localhost:8000",metavar='server:port')
parser.add_argument('--server',action='store',default='127.0.0.1:8000',help="Server to connect to <server>:<port>. Defaults to localhost:8000",metavar='server:port')