class_docstr: TFRecordWriter Test
class_docstr_tok: ["TFRecordWriter","Test"]
docstr: test No Compression Type
docstr_tok: ["test","No","Compression","Type"]
code: def testNoCompressionType(self):
      """test No Compression Type"""
      self.assertEqual(
          "",
          tf_record.TFRecordOptions.get_compression_type_string(
              tf_record.TFRecordOptions()
          ),
      )
  
      self.assertEqual(
          "",
          tf_record.TFRecordOptions.get_compression_type_string(
              tf_record.TFRecordOptions("")
          ),
      )
  
      with self.assertRaises(ValueError):
          tf_record.TFRecordOptions(5)
  
      with self.assertRaises(ValueError):
          tf_record.TFRecordOptions("BZ2")
  
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 5 for calling the TFRecordWriterTest obj's underlying member method code with example usage: obj.testNoCompressionType() without return types