Split string by count of characters

Question

I can\'t figure out how to do this with string methods:

In my file I have something like 1.012345e0070.123414e-004-0.1234567891.21423... which means there is no deli

Answer 1

from itertools import izip_longest

def grouper(n, iterable, padvalue=None):
    return izip_longest(*[iter(iterable)]*n, fillvalue=padvalue)