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'''
题目：学习使用auto定义变量的用法
1.程序分析：
2.程序源代码：
没有auto关键字，使用变量作用域来举例吧
num = 2
def autofunc():
num = 1
print 'internal block num = %d' % num
num += 1
for i in range(3):
print 'The num = %d' % num
autofunc()