def __ge__(self, other): return filter.Filter(self, filter.Filter.GE, other)
def __gt__(self, other): return filter.Filter(self, filter.Filter.GT, other)
def __ne__(self, other): return filter.Filter(self, filter.Filter.NE, other)
def __eq__(self, other): return filter.Filter(self, filter.Filter.EQ, other)
def __le__(self, other): return filter.Filter(self, filter.Filter.LE, other)
def __lt__(self, other): return filter.Filter(self, filter.Filter.LT, other)
def contains(self, other): return filter.Filter(self, filter.Filter.IN, json.dumps(other))