python 数组排序

二维数组排序：

myList = [('dungeon',7),('winterfell',4),('bran',9),('meelo',6)]print sorted(myList, key=lambda x:x[1])# [('winterfell', 4), ('meelo', 6), ('dungeon', 7), ('bran', 9)]

一维数组降序：

test = [6,1,2,3,4,5]a =  sorted(test,reverse=True)print a#结果如下：#[6, 5, 4, 3, 2, 1]