Eventspecreflex.event.EventSpecAn event specification. Whereas an Event object is passed during runtime, a spec is used during compile time to outline the structure of an event.MethodsSignatureDescriptionwith_args(self, args: 'tuple[tuple[Var, Var], ...]') -> 'EventSpec'Copy the event spec, with updated args.add_args(self, *args: 'Var') -> 'EventSpec'Add arguments to the event spec.