def to_es_filter(self): return opened_range(self.gt, self.gte, self.lt, self.lte)
def to_es_filter(self): return opened_range(self.gt, self.gte, self.lt, self.lte)
def to_es_filter(self): return opened_range(self.gt, self.gte, self.lt, self.lte)
def to_es_filter(self): return opened_range(self.gt, self.gte, self.lt, self.lte)