code: def np_round(val, decimals=4):
      return val
  
imports: from __future__ import absolute_import
  import os
  import tqdm
  import pickle
  import datetime
  import argparse
  import numpy
  from scipy.io import loadmat
label_desc: Use image node_id 5 for calling a global function with example usage: np_round(val, decimals) and returns: val