Message 226224 - Python tracker

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Author	Dima.Tisnek
Recipients	Dima.Tisnek
Date	2014-09-01.10:03:21
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<1409565802.22.0.948210004323.issue22321@psf.upfronthosting.co.za>
In-reply-to

Content
$ python2 -c 'import datetime; print datetime.time(10, 44, 11).strftime("%s")' -2208955189 $ python3 -c 'import datetime; print (datetime.time(10, 44, 11).strftime("%s"))' -2208955189 So apparently, datetime.time(...).strftime("%s") semantically "seconds since unix epoch" assumes Jan 1, 1900 for missing date part. However datetime module doesn't allow subtracting time objects, i.e. no assumption of date is made, where "same date" chould be reasonable.

$ python2 -c 'import datetime; print datetime.time(10, 44, 11).strftime("%s")'
-2208955189

$ python3 -c 'import datetime; print (datetime.time(10, 44, 11).strftime("%s"))'
-2208955189

So apparently, datetime.time(...).strftime("%s") semantically "seconds since unix epoch" assumes Jan 1, 1900 for missing date part.

However datetime module doesn't allow subtracting time objects, i.e. no assumption of date is made, where "same date" chould be reasonable.

History
Date	User	Action	Args
2014-09-01 10:03:22	Dima.Tisnek	set	recipients: + Dima.Tisnek
2014-09-01 10:03:22	Dima.Tisnek	set	messageid: <1409565802.22.0.948210004323.issue22321@psf.upfronthosting.co.za>
2014-09-01 10:03:22	Dima.Tisnek	link	issue22321 messages
2014-09-01 10:03:21	Dima.Tisnek	create