python内置数据结构
In : lst = list(range(4))In : lst
Out:
In : len(lst)
Out: 4
In :
In : lst
Out:
In : lst.reverse()
In : lst
Out:
In :
In : lst.sort()
In : lst
Out:
In : lst.sort(reverse=True)
In : lst
Out:
In :
In : lst
Out:
In : lst2 = lst
In : lst2
Out:
In : lst2 = 5
In : lst2
Out:
In : lst
Out:
In :
In : lst2 = lst.copy()
In : lst2
Out:
In : lst
Out:
In : lst2 = 7
In : lst2
Out:
In : lst
Out:
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