code: def expand_image(image: str) -> str:
      """If the supplied image is one of our special prefixed identifiers, returns
      the expanded Docker image ID. Else, returns the input.
  
      """
      return DLVM_CONFIG.get(image, image)
  
imports: import os
  import sys
  from enum import Enum
  from typing import Any, Dict, List, Optional, Tuple
  import schema
  import caliban.platform.cloud.types
  import caliban.util.schema
label_desc: Use image node_id 2 for calling a global function with example usage: expand_image(image) and returns: DLVM_CONFIG