docs: def get_object(self, **kwargs):
          """Sometimes preprocessing of a view need to happen before the object
          attribute has been set for a view.  In this case, just return the
          object if it has already been set when it's called down the road since
          there's no need to make another query.
          """
          if hasattr(self, 'object') and self.object:
              return self.object
  
          obj = super(CommonSingleObjectViewMixin, self).get_object(**kwargs)
          self.object = obj
          return obj