code: def setUp(self):
      super(TFRecordWriterCloseAndFlushGzipTests, self).setUp(
          TFRecordCompressionType.GZIP
      )
  
imports: import gzip
  import os
  import random
  import string
  import zlib
  import six
  from tensorflow.python.framework import errors_impl
  from tensorflow.python.lib.io import tf_record
  from tensorflow.python.platform import test
  from tensorflow.python.util import compat
label_desc: Use image node_id 1 for calling the TFRecordWriterCloseAndFlushGzipTests obj's underlying member method code with example usage: obj.setUp() without return types