code: def usable_ace(hand):  # Does this hand have a usable ace?
      return 1 in hand and sum(hand) + 10 <= 21
  
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 4 for calling a global function with example usage: usable_ace(hand) and returns: unknown