class_docstr: Enum of resources.
  
  The data type of resource can be ``FeatureGroup`` or ``FeatureMetadata``.
class_docstr_tok: ["Enum","of","resources",".","The","data","type","of","resource","can","be","``","FeatureGroup","``","or","``","FeatureMetadata","``","."]
docstr: Override str method to return enum value.
code: def __str__(self):
      """Override str method to return enum value."""
      return str(self.value)
  
imports: from __future__ import absolute_import
  import abc
  from typing import Dict, Any, List
  from enum import Enum
  import attr
label_desc: Use image node_id 1 for calling the ResourceEnum obj's underlying member method code with example usage: obj.__str__() and returns: str