docs: def model_factory(schema, resolver=None, base_class=model.Model, name=None):
      """Generate a model class based on the provided JSON Schema
  
      :param schema: dict representing valid JSON schema
      :param name: A name to give the class, if `name` is not in `schema`
      """
      schema = copy.deepcopy(schema)
      resolver = resolver
  
      class Model(base_class):
          def __init__(self, *args, **kwargs):
              self.__dict__['schema'] = schema
              self.__dict__['resolver'] = resolver
              base_class.__init__(self, *args, **kwargs)
  
      if resolver is not None:
          Model.resolver = resolver
  
      if name is not None:
          Model.__name__ = name
      elif 'name' in schema:
          Model.__name__ = str(schema['name'])
      return Model