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* mandos (ClientDBus.notifychangeproperty): Bug fix: Use instance
                                            attributes instead of
                                            class attributes.

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mandos
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                   to the D-Bus.  Default: no transform
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        variant_level: D-Bus variant level.  Default: 1
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        """
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        real_value = [None,]
 
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        attrname = "_{0}".format(dbus_name)
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        def setter(self, value):
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            old_value = real_value[0]
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            real_value[0] = value
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            if hasattr(self, "dbus_object_path"):
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                if type_func(old_value) != type_func(real_value[0]):
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                    dbus_value = transform_func(type_func
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                                                (real_value[0]),
 
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                if (not hasattr(self, attrname) or
 
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                    type_func(getattr(self, attrname, None))
 
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                    != type_func(value)):
 
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                    dbus_value = transform_func(type_func(value),
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                                                variant_level)
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                    self.PropertyChanged(dbus.String(dbus_name),
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                                         dbus_value)
 
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            setattr(self, attrname, value)
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        return property(lambda self: real_value[0], setter)
 
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        return property(lambda self: getattr(self, attrname), setter)
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    expires = notifychangeproperty(datetime_to_dbus, "Expires")