code: def cmp(a, b):
      return float(a > b) - float(a < b)
  
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 1 for calling a global function with example usage: cmp(a, b) and returns: unknown