Guido van Rossum wrote: > On Mon, Jan 19, 2015 at 11:43 AM, Paul Sokolovsky <pmiscml at gmail.com > <mailto:pmiscml at gmail.com>> wrote: > > b.lower_inplace() > b.lower_i() > > Please don't go there. The use cases are too rare. And if you have such a use case, it's not too hard to do b[:] = b.lower() -- Greg