【Python】关于Python有意思的用法

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1.Python树的遍历

 1 def sum(t):
 2     tmp=0
 3     for k in t:
 4         if not isinstance(k,list):
 5             tmp+=k
 6         else:
 7             tmp+=sum(k)
 8     return tmp
 9 if __name__=='__main__':
10     x=[1,[2,[3,4,5,[6,7,[8,9]]]]]
11     t=sum(x)
12     print(t)
原文地址:https://www.cnblogs.com/fcyworld/p/6180807.html