https://hg.python.org/peps/rev/987908def359 changeset: 6020:987908def359 user: Alexander Belopolsky <alexander.belopolsky@gmail.com> date: Sun Aug 30 22:01:40 2015 -0400 summary: PEP 495: Added 'Aware datetime instances' subsection. files: pep-0495.txt | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-) diff --git a/pep-0495.txt b/pep-0495.txt --- a/pep-0495.txt +++ b/pep-0495.txt @@ -263,6 +263,21 @@ 1425796200.0 +Aware datetime instances +........................ + +Users of pre-PEP implementations of ``tzinfo`` will not see any +changes in the behavior of their aware datetime instances. Two such +instances that differ only by the value of the ``fold`` attribute will +not be distinguishable by any means other than an explicit access to +the ``fold`` value. + +On the other hand, if object's ``tzinfo`` is set to a fold-aware +implementation, then the value of ``fold`` will affect the result of +several methods but only if the corresponding time is in a fold or in +a gap: ``utcoffset()``, ``dst()``, ``tzname()``, and ``timetuple()``. + + Combining and splitting date and time ..................................... -- Repository URL: https://hg.python.org/peps