`ModelSet.add_model` does not the the `modeltype` attribute causing later usage of the model to fail. Fix could be to add `modeltype` to the `add_model` method signature or parse the identifier for '/'.
ModelSet.add_modeldoes not the themodeltypeattribute causing later usage of the model to fail.Fix could be to add
modeltypeto theadd_modelmethod signature or parse the identifier for '/'.