def register(self, event, callable, priority=<NUM_LIT:10>):
logger.debug('<STR_LIT>' + event + '<STR_LIT>' + repr(callable) + '<STR_LIT>' + repr(self) + '<STR_LIT:]>')<EOL>return EventReceiver(event, callable, manager=self, priority=priority)<EOL>
Register interest in an event.
               event: name of the event (str)
               callable: the callable to be used as a callback function
           Returns an EventReceiver object.  To unregister interest, simply
           delete the object.