Comparing dates problem

[kyosohma at gmail.com]

On May 10, 1:52 pm, kyoso... at gmail.com wrote:
> On May 9, 5:12 pm, John Machin <sjmac... at lexicon.net> wrote:
>
>
>
> > On May 10, 7:34 am, kyoso... at gmail.com wrote:
>
> > > Hi,
>
> > > I am writing a reminder program for our Zimbra email client. One of
> > > the requirements I was given was to automatically increment or
> > > decrement the display to show something like the following:
>
> > > 5 minutes until appointment
>
> > > or
>
> > > 10 minutes past your appointment
>
> > > Either way, as each minute goes by, I need to increment it or
> > > decrement it. I am having trouble finding a coherent way to take the
> > > same date and compare just the number of minutes between them to find
> > > the difference. Like if I have an appointment at 9:30 a.m. and the app
> > > is loaded at 8 a.m., I need to know the number of minutes or hours and
> > > minutes until the appointment.
>
> > > I have looked at the dateutils module and it has many comparison
> > > methods, but they seem to only return the number of days or seconds.
>
> > Ermmm ... what's wrong with
>
> > minutes = seconds / 60.0
> > hours = minutes / 60.0
>
> > ?
>
> I'm sure there is a hack for doing something like what you suggest,
> but it would be messy. The problem is that I get a datetime object
> returned and division really isn't something you can do to one of
> those objects. Besides, if I had seconds returned, I would want to
> multiply by 60, not divide.
>
> Maybe I misunderstand you.
>
> Mike

Of course, after posting this, I felt very stupid...