code: def testParseUnsupportedUnitRaisesException(self):
      with self.assertRaisesRegex(
          ValueError,
          'Failed to parsed human-readable byte size str: "0foo"',
      ):
          command_parser.parse_readable_size_str("0foo")
  
      with self.assertRaisesRegex(
          ValueError,
          'Failed to parsed human-readable byte size str: "2E"',
      ):
          command_parser.parse_readable_size_str("2EB")
  
imports: import sys
  from tensorflow.python.debug.cli import command_parser
  from tensorflow.python.framework import test_util
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 5 for calling the ParseReadableSizeStrTest obj's underlying member method code with example usage: obj.testParseUnsupportedUnitRaisesException() without return types