Ricardo Aráoz wrote: > Peter Otten wrote:
>> You can use slicing: >> >>>>> def chunks(items, n): >> ... return [items[start:start+n] for n in range(0, len(items)-n+1, n)] >> ... >>>>> for i in range(1,10): >> ... print chunks(range(5), i) >> ... >> [[0], [1], [2], [3], [4]] >> [[0, 1], [2, 3]] >> [[0, 1, 2]] >> [[0, 1, 2, 3]] >> [[0, 1, 2, 3, 4]] >> [] >> [] >> [] >> [] > > > This won't work(e.g. you don't define "start", you change the value of n > through the loop). I guess you meant : > > def chunks(items, n) : > return [items[i:i+n] for i in range(0, len(items)-n+1, n)] Indeed; I'm still wondering how I managed to copy'n'paste the version with the typo together with the demo of the correct one. Peter -- http://mail.python.org/mailman/listinfo/python-list
