Get all of the rule details associated with this function.

def get_event_rules_for_lambda(self, lambda_arn):
        """
        Get all of the rule details associated with this function.
        """
        rule_names = self.get_event_rule_names_for_lambda(lambda_arn=lambda_arn)
        return [self.events_client.describe_rule(Name=r) for r in rule_names]