考虑下面的代码片段 -
list1 = [1,2,3,4]
list2 = [1,2,3,4]
list3 = ['a','b','c','d']
dct = dict(zip(zip(list1,list2),list3))
print(dct)
给我,
{(1, 1): 'a', (2, 2): 'b', (3, 3): 'c', (4, 4): 'd'}
现在,
print(dct.keys())
给我,
dict_keys([(1, 1), (2, 2), (3, 3), (4, 4)])
如何访问上述键列表的第一个元素?就像是 -
dct.keys[0, 0] = 1
dct.keys[0, 1] = 1
dct.keys[1, 0] = 2
dct.keys[1, 2] = 2
等等...
PIPIONE
梦里花落0921
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