code: def get_store_name(group_name):
      """Generate the unique name for the NCCLUniqueID store (named actor).
  
      Args:
          group_name: unique user name for the store.
      Return:
          str: SHA1-hexlified name for the store.
      """
      if not group_name:
          raise ValueError("group_name is None.")
      hexlified_name = hashlib.sha1(group_name.encode()).hexdigest()
      return hexlified_name
  
imports: import hashlib
  import os
  from enum import Enum, auto
label_desc: Use image node_id 1 for calling a global function with example usage: get_store_name(group_name) and returns: hexlified_name