def set_model(self, model):
if issubclass(model, models.ModelBase):
self.model = model
elif isinstance(model, six.string_types):
app, model = model.split('.')
self.model = get_model(app, model)
if not self.model:
raise AttributeError('Model `%s.%s` not found.' % (app, model))
else:
raise AttributeError('Model must be subclass of models.Model or string: `app.model`.')
def set_manager(self, manager):
if isinstance(manager, models.Manager):
self.manager = manager
self.model = manager.model
elif isinstance(manager, six.string_types):
app, model, manager = manager.split('.')
self.model = get_model(app, model)
if not self.model:
raise AttributeError('Model `%s.%s` not found.' % (app, model))
self.manager = getattr(self.model, manager)
elif not manager and self.model:
self.manager = self.model._default_manager
else:
raise AttributeError('First set manager for filter')