def get_module_name_for_model_class(self, cls):
        modname = cls.__module__
        for name in self._module_names:
            if modname_startswith(modname, name):
                return name
Given a Model class, get the module name for which we have
dataset/ETHPy150Open zoofIO/flexx/flexx/app/assetstore.py/AssetStore.get_module_name_for_model_class