On Thu, 09 Jul 2015 19:50:33 GMT, Tony the Tiger <tony@tiger.invalid> wrote: > On Tue, 30 Jun 2015 00:56:26 +0000, Peter Pearson wrote: > >> If I use timezone US/Central, I get the same (bad) plot. > > Perhaps this can help?: > http://stackoverflow.com/questions/1301493/setting-timezone-in-python
Yes, thanks. As I summarized (in greater detail) elsewhere on this thread, Matplotlib was entirely innocent, and was correctly labeling erroneous datetime objects. My real problem was that datetime.datetime() malfunctions when its tzinfo parameter is a timezone with daylight saving time. The practical solution is to use pytz.localize(). -- To email me, substitute nowhere->runbox, invalid->com. -- https://mail.python.org/mailman/listinfo/python-list