try:

from functools import total_ordering

except ImportError:

# Use Python 2.6 port

from total_ordering import total_ordering

@total_ordering

class Min(object):

"""

An object that is less than any other object (except itself).

Inspired by https://pypi.python.org/pypi/Extremes

Examples::

>>> import sys

>>> Min < -sys.maxint

True

>>> Min < None

True

>>> Min < ''

True

.. versionadded:: 0.2

"""

def __lt__(self, other):

if other is Min:

return False

return True

@total_ordering

class Max(object):

"""

An object that is greater than any other object (except itself).

Inspired by https://pypi.python.org/pypi/Extremes

Examples::

>>> import sys

>>> Max > Min

True

>>> Max > sys.maxint

True

>>> Max > 99999999999999999

True

.. versionadded:: 0.2

"""

def __gt__(self, other):

if other is Max:

return False

return True

Min = Min()

Max = Max()