idiom for list looping

[Xavier Ho]

>
> superpollo wrote:
>
>>
>> for (i, e) in enumerate(nomi):
>>    print i, "-", e
>>
>> Just to be random:

print '\n'.join(["%s - %s" % (i, e) for i, e in enumerate(nomi)])

This has one advantage: only print once. So it's slightly faster if you have
a list of a large amount.
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