code: def simple_goal_subtract(a, b):
      assert a.shape == b.shape
      return a - b
  
file_path: baselines/baselines/her/experiment/config.py
imports: import os
  import numpy
  import gym
  from baselines import logger
  from baselines.her.ddpg import DDPG
  from baselines.her.her_sampler import make_sample_her_transitions
  from baselines.bench.monitor import Monitor
label_desc: Use image node_id 5 for calling a global function with example usage: simple_goal_subtract(a, b) and returns: unknown