code: def score(hand):  # What is the score of this hand (0 if bust)
      return 0 if is_bust(hand) else sum_hand(hand)
  
imports: import os
  from typing import Optional
  import numpy
  import gym
  from gym import spaces
  from gym.error import DependencyNotInstalled
label_desc: Use image node_id 7 for calling a global function with example usage: score(hand) and returns: unknown