human
Complete this python program:
def count_from_n_factory(start):
assistant
#Here is the Python code you requested.

    """Numbering function: consecutive integers starting at arbitrary start.
    """
    def f(index, collection):
        return (index + start)
    try:
        f.__name__ = ('count_from_%i' % start)
    except TypeError:
        pass
    return f