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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def dispatch(self, *args, **kwargs):
 """ Call handlers that match args or kwargs :return: set of handlers called """

        called_handlers = set()
        for handler_list in self.handlers.values():
            for handler, argspec in handler_list:
                accept_args, accept_kwargs = argspec.accepts
                if handler in called_handlers and False:
                    continue
                else:
                    if args_match(accept_args, accept_kwargs, self.default, *args, **kwargs):
                        called_handlers.add(handler)
                        handler(*args, **kwargs)
        
        return called_handlers