#!/usr/bin/python
# filename: gen_salt.py
import random
salt =[]
for i in range(0, 30):
salt.append( random.randint(-128, 127) )
print salt
执行 $ python gen_salt.py 后结果形式如下
[4, 30, 42, -124, -120, -75, 77, 38, -112, 35, 4, -19, -9, -83, 122, -115, -34, 44, -95, -31, -102, -94, -85, -20, -73, 126, -16, 28, 20, -54]