Andre Müller wrote: > # to impress your friends you can do > for chunk in itertools.zip_longest(*[iter(s)]*4): > chunked_str = ''.join(c for c in chunk if c) # generator expression > inside join with condition > print(chunked_str) This can be simplified with a fillvalue
>>> s = "abracadabra" >>> for chunk in itertools.zip_longest(*[iter(s)]*4, fillvalue=""): ... print("".join(chunk)) ... abra cada bra but for sequences I prefer regular slicing: >>> N = 4 >>> for start in range(0, len(s), N): ... print(s[start:start+N]) ... abra cada bra -- https://mail.python.org/mailman/listinfo/python-list