2015-10-12 50 views

回答

2

试试这个:

import random 
lst = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17] 
random.shuffle(lst) 
lst[:7] 
+0

Downvoter:关心评论??? –

3

你想random.sample

In [22]: L 
Out[22]: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17] 

In [23]: random.sample(L, 7) 
Out[23]: [6, 7, 2, 16, 10, 0, 3] 
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