how to join array of integers?

[timw.google]

On Sep 15, 8:36 am, Summercool <Summercooln... at gmail.com> wrote:
> 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?

Isn't the OP just looking for something like:

>>> foo=[1,2,3]
>>> bar=[4,5,6]
>>> foo+bar
[1, 2, 3, 4, 5, 6]
>>>