code: def unzip_files(zipfiles, input_dir, data_dir):
      files = [os.path.join(input_dir, zipfile) for zipfile in zipfiles]
  
      for fid in files:
          with ZipFile(fid, "r") as zf:
              print("Extracting {} to {}".format(fid, data_dir))
              zf.extractall(data_dir)
  
file_path: neon/examples/ssd/datasets/ingest_utils.py
imports: from __future__ import print_function
  import os
  import json
  import numpy
  from zipfile import ZipFile
  from scipy.ndimage import imread
  from scipy.misc import imsave, imresize
label_desc: Use image node_id 3 for calling a global function with example usage: unzip_files(zipfiles, input_dir, data_dir) without return types