def make_msg_id():
random_string = get_rand_string(<NUM_LIT:12>)<EOL>timestamp = time.strftime("<STR_LIT>")<EOL>msg_id = timestamp + "<STR_LIT:->" + random_string<EOL>return msg_id<EOL>
Create a semi random message id, by using 12 char random hex string and
a timestamp.
@return: string consisting of timestamp, -, random value