how to join array of integers?

Arnau Sanchez arnau at
Sat Sep 15 15:56:40 CEST 2007

js escribió:

>> On 9/15/07, Summercool <Summercoolness at> wrote:

>> in Python... is the method to use  ",".join() ?  but then it must take
>> a list of strings... not integers...
>> any fast method?

 > print ''.join([str(i) for i in [1,2,3]])

It's better to use generator comprehension instead of LC:

",".join(str(i) for i in [1, 2, 3])

Or, if you happen to like the itertools modules:

from itertools import imap
",".join(imap(str, [1, 2, 3]))

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