使用 enumerate() 函数:
>>> L = [
'Adam',
'Lisa',
'Bart',
'Paul']
>>>
for index, name
in enumerate(L):
... print index,
'-', name
...
0 - Adam
1 - Lisa
2 - Bart
3 - Paul
zip()函数可以把两个 list 变成一个 list:
zip([10, 20, 30], [‘A’, ‘B’, ‘C’]) [(10, ‘A’), (20, ‘B’), (30, ‘C’)]
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