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| # 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.
| from __future__ import absolute_import, division, print_function
|
|
| class Infinity(object):
|
| def __repr__(self):
| return "Infinity"
|
| def __hash__(self):
| return hash(repr(self))
|
| def __lt__(self, other):
| return False
|
| def __le__(self, other):
| return False
|
| def __eq__(self, other):
| return isinstance(other, self.__class__)
|
| def __ne__(self, other):
| return not isinstance(other, self.__class__)
|
| def __gt__(self, other):
| return True
|
| def __ge__(self, other):
| return True
|
| def __neg__(self):
| return NegativeInfinity
|
| Infinity = Infinity()
|
|
| class NegativeInfinity(object):
|
| def __repr__(self):
| return "-Infinity"
|
| def __hash__(self):
| return hash(repr(self))
|
| def __lt__(self, other):
| return True
|
| def __le__(self, other):
| return True
|
| def __eq__(self, other):
| return isinstance(other, self.__class__)
|
| def __ne__(self, other):
| return not isinstance(other, self.__class__)
|
| def __gt__(self, other):
| return False
|
| def __ge__(self, other):
| return False
|
| def __neg__(self):
| return Infinity
|
| NegativeInfinity = NegativeInfinity()
|
|
