code: def get_trainable_vars(name):
      """
      returns the trainable variables
  
      :param name: (str) the scope
      :return: ([TensorFlow Variable])
      """
      return tf.get_collection(
          tf.GraphKeys.TRAINABLE_VARIABLES, scope=name
      )
  
imports: import os
  import collections
  import functools
  import multiprocessing
  from typing import Set
  import numpy
  import tensorflow
label_desc: Use image node_id 21 for calling a global function with example usage: get_trainable_vars(name) and returns: tf