Splitting on a regex w/o consuming delimiter

[Terry Reedy]

"Lars Kellogg-Stedman" <lars at larsshack.org> wrote in message
news:slrn9us6kv.3id.lars at flowers.house.larsshack.org...
> Given a string such as:
>
>   sample = 'one two @three @four five @six'
>
> I want to split it on the '@' character, but I want the '@'
character to be
> retained in each sequence.  That is, I'd like the above string split
into:
>
>   one two
>   @three
>   @four five
>   @six

You could do '@'.split(sample)' (which deletes at) and then add back
to all but first.

Terry J. Reedy