관리-도구
편집 파일: _structures.py
# This file is dual licensed under the terms of the Apache License, Version # 2.0, and the BSD License. See the LICENSE file in the root of this repository # for complete details. class InfinityType: def __repr__(self) -> str: return "Infinity" def __hash__(self) -> int: return hash(repr(self)) def __lt__(self, other: object) -> bool: return False def __le__(self, other: object) -> bool: return False def __eq__(self, other: object) -> bool: return isinstance(other, self.__class__) def __gt__(self, other: object) -> bool: return True def __ge__(self, other: object) -> bool: return True def __neg__(self: object) -> "NegativeInfinityType": return NegativeInfinity Infinity = InfinityType() class NegativeInfinityType: def __repr__(self) -> str: return "-Infinity" def __hash__(self) -> int: return hash(repr(self)) def __lt__(self, other: object) -> bool: return True def __le__(self, other: object) -> bool: return True def __eq__(self, other: object) -> bool: return isinstance(other, self.__class__) def __gt__(self, other: object) -> bool: return False def __ge__(self, other: object) -> bool: return False def __neg__(self: object) -> InfinityType: return Infinity NegativeInfinity = NegativeInfinityType()