On Mon, Aug 3, 2015 at 4:47 PM, Guido van Rossum <guido at python.org> wrote: > The handling of leap seconds by the stdlib isn't going to change in the > forseeable future (let's say until 2038 :-). Until 2038-01-19T03:14:08 UTC+00:00 ± 26 leap seconds to be precise.