[sugar] AttributeErrors
Dan Williams
dcbw
Wed Sep 6 12:27:07 EDT 2006
On Wed, 2006-09-06 at 11:58 -0400, Erik Blankinship wrote:
> Okay - sounds good. Is there an api listing of the calls available
> (or soon to be available)? Or are they listed somewhere in the sugar
> source code?
http://wiki.laptop.org/go/Presence_Service_DBus_API
May be slightly out of date; if you notice any inaccuracies please let
the list know.
Dan
>
> On 9/6/06, Dan Williams <dcbw at redhat.com> wrote:
> On Wed, 2006-09-06 at 09:34 -0400, Dan Williams wrote:
> > On Wed, 2006-09-06 at 00:41 +0200, Marco Pesenti Gritti
> wrote:
> > > Erik Blankinship wrote:
> > > > Below is a simple sugar app and the log it creates when
> run on today's
> > > > build.
> > > >
> > > > There appears to be a problem with:
> > > > [1] AttributeError: 'crop' object has no attribute
> '_activity_type'
> > > > and
> > > > [2] AttributeError: 'NoneType' object has no attribute
> 'get_name'
> > > >
> > > > If I remove the Presence calls (just the gtk button), I
> don't get
> > > > these errors. Any ideas? Thanks.
> > > >
> > > >
> > > > import gtk
> > > >
> > > > from sugar.activity.Activity import Activity
> > > > from sugar.presence import PresenceService
> > > > import logging
> > > >
> > > > class crop(Activity):
> > > > def __init__(self):
> > > > Activity.__init__(self)
> > > >
> > > > button = gtk.Button('Why am I busted?')
> > > > self.add(button)
> > > > button.show()
> > > >
> > > > self._ps = PresenceService.get_instance()
> > > > me = self._ps.get_owner()
> > > > name = me.get_name()
> > > > logging.info("I am %s" % name)
> > > > activities = self._ps.get_activities()
> > > > for act in activities:
> > > > logging.info ("Activity: %s" % act.get_id())
> > >
> > > The presence service owner is initialized asynchronously,
> so it's
> > > usually None when then presence service has just been
> instantiated. Dan
> > > should know the details...
> >
> > Yeah, there should probably be a way to create at least a
> skeleton Owner
> > object, if nothing else, before the real one is found on the
> network.
> > It seems to be a problem for short-term testing while in the
> real
> > situation the PS would be initialized far before any
> particular activity
> > asks for the owner.
>
> This should be fixed now; but all you really have access to
> immediately
> is the owner's name until the first services provided by the
> owner (ie,
> the chat and presence ones) are resolved. Eventually you'll
> likely have
> access to the owner's color and such before service resolution
> too. So
> you shouldn't need to import and/or init sugar.env.
>
> Dan
>
> > Dan
> >
> > > An alternative way to get the nick name is to use
> sugar.env.get_nick_name()
> > >
> > > Marco
> >
> > _______________________________________________
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> > Sugar at laptop.org
> > http://mailman.laptop.org/mailman/listinfo/sugar
>
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