Nov 17 Sec 02


import operator
lst = [('v', 9, 'bo'), ('g', 7, 'joe'), ('a', 7, 'bo'), ('a', 6, 'mo'), ('z', 2, 'flo')]

z = sorted(lst, key=operator.itemgetter(2))
print z
[('v', 9, 'bo'), ('a', 7, 'bo'), ('z', 2, 'flo'), ('g', 7, 'joe'), ('a', 6, 'mo')]


z = sorted(z, key=operator.itemgetter(1), reverse=True)
print z
[('v', 9, 'bo'), ('a', 7, 'bo'), ('g', 7, 'joe'), ('a', 6, 'mo'), ('z', 2, 'flo')]


z = sorted(z, key=operator.itemgetter(0))
print z
[('a', 7, 'bo'), ('a', 6, 'mo'), ('g', 7, 'joe'), ('v', 9, 'bo'), ('z', 2, 'flo')]