Get handle for model run resource at given Url.

        Parameters
        ----------
        resource_url : string
            Url for model run resource at SCO-API

        Returns
        -------
        scoserv.ModelRunHandle
            Handle for local copy of model run resource

def experiments_predictions_get(self, resource_url):
        """Get handle for model run resource at given Url.

        Parameters
        ----------
        resource_url : string
            Url for model run resource at SCO-API

        Returns
        -------
        scoserv.ModelRunHandle
            Handle for local copy of model run resource
        """
        # Get resource directory, Json representation, active flag, and cache id
        obj_dir, obj_json, is_active, cache_id = self.get_object(resource_url)
        # Create model run handle. Will raise an exception if resource is not
        # in cache and cannot be downloaded.
        run = ModelRunHandle(obj_json, obj_dir, self)
        # Add resource to cache if not exists
        if not cache_id in self.cache:
            self.cache_add(resource_url, cache_id)
        # Return model run handle
        return run