query.py

def resolve_user_configuration(*args, **kwargs):
    configuration = get_user_configuration(user_id)
    result = {
        'enabled' : configuration.enabled,
        'value' : configuration.value,
        'id': configuration.id
        }
    return result
  
class User(SQLAlchemyObjectType):
    class Meta:
        model = UserModel
    # New:
    configuration = graphene.Field(lambda: Confguration)
    def resolve_configuration(self, info, **kwargs):
        return resolve_user_configuration(user_id=self.id)