code: def dnd():
      return QDND(
          DND_SIZE,
          EMBEDDING_SIZE,
          NUM_ACTIONS,
          0.1,
          key_error_threshold=0,
          learning_rate=0.0001,
          num_neighbors=NUM_NEIGHBORS,
      )
  
file_path: coach/rl_coach/tests/memories/test_differential_neural_dictionary.py
imports: import os
  import sys
  import pytest
  import numpy
  import time
  from rl_coach.memories.non_episodic.differentiable_neural_dictionary import QDND
  import tensorflow
label_desc: Use image node_id 1 for calling a global function with example usage: dnd() and returns: QDND