使用django模板标签拆分列表

I have a single list my_list in my context, and I'd like to render it as two "columns", with the first (n+1)/2 items in the first column and the last n/2 items in the second column. Is there a straight-forward way to do this with django template tags/filters or do I need to pre-split the list into two in my view? in my context, and