code: def __getattr__(self, attr):
      return getattr(self._data, attr)
  
imports: from ...serialization.serializables import Serializable, FieldTypes, DictField, ReferenceField
  from ...utils import AttributeDict
  from ..base import Base
label_desc: Use image node_id 13 for calling the Entity obj's underlying member method code with example usage: obj.__getattr__(attr) and returns: getattr