def business_hours_schedule_holiday_show(self, schedule_id, id, **kwargs):
        "https://developer.zendesk.com/rest_api/docs/core/schedules#show-a-holiday"
        api_path = "/api/v2/business_hours/schedules/{schedule_id}/holidays/{id}.json"
        api_path = api_path.format(schedule_id=schedule_id, id=id)
        return self.call(api_path, **kwargs)
https://developer.zendesk.com/rest_api/docs/core/schedules#show-a-holiday