code: def gzip_memfile(fname):
      with tf.gfile.Open(readahead(fname)) as f:
          memfile = StringIO.StringIO(f.read())
      return gzip.GzipFile(fileobj=memfile)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import collections
  import contextlib
  import datetime
  import gzip
  import os
  import re
  import urllib
  import tensorflow.compat.v1
label_desc: Use image node_id 8 for calling a global function with example usage: gzip_memfile(fname) and returns: gzip