how to join array of integers?

Summercool Summercoolness at
Sat Sep 15 14:36:02 CEST 2007

i think in Ruby, if you have an array (or list) of integers

foo = [1, 2, 3]

you can use foo.join(",") to join them into a string "1,2,3"

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

any fast method?

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