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1# This file is dual licensed under the terms of the Apache License, Version2# 2.0, and the BSD License. See the LICENSE file in the root of this repository3# for complete details.4 5 6class InfinityType:7    def __repr__(self) -> str:8        return "Infinity"9 10    def __hash__(self) -> int:11        return hash(repr(self))12 13    def __lt__(self, other: object) -> bool:14        return False15 16    def __le__(self, other: object) -> bool:17        return False18 19    def __eq__(self, other: object) -> bool:20        return isinstance(other, self.__class__)21 22    def __gt__(self, other: object) -> bool:23        return True24 25    def __ge__(self, other: object) -> bool:26        return True27 28    def __neg__(self: object) -> "NegativeInfinityType":29        return NegativeInfinity30 31 32Infinity = InfinityType()33 34 35class NegativeInfinityType:36    def __repr__(self) -> str:37        return "-Infinity"38 39    def __hash__(self) -> int:40        return hash(repr(self))41 42    def __lt__(self, other: object) -> bool:43        return True44 45    def __le__(self, other: object) -> bool:46        return True47 48    def __eq__(self, other: object) -> bool:49        return isinstance(other, self.__class__)50 51    def __gt__(self, other: object) -> bool:52        return False53 54    def __ge__(self, other: object) -> bool:55        return False56 57    def __neg__(self: object) -> InfinityType:58        return Infinity59 60 61NegativeInfinity = NegativeInfinityType()62