code: def make_dir_if_not_exists(directory):
      if not tf.io.gfile.exists(directory):
          tf.io.gfile.makedirs(directory)
  
file_path: tcav/tcav/utils.py
imports: from scipy.stats import ttest_ind
  import numpy
  import tensorflow
  from tcav.tcav_results.results_pb2 import Result, Results
label_desc: Use image node_id 7 for calling a global function with example usage: make_dir_if_not_exists(directory) without return types