def start_service(addr, encoder, authenticator=None):
s = Responder(addr, encoder=encoder,<EOL>authenticator=authenticator, timeouts=(<NUM_LIT>, <NUM_LIT>))<EOL>s.register('<STR_LIT:none>', lambda: None)<EOL>s.register('<STR_LIT>', lambda x, y: x / y)<EOL>s.register('<STR_LIT>', lambda dct: {k: v.upper() for k, v in dct.items()})<EOL>s.start()<EOL>
Start a service with options