code: def testMultiRecords(self):
      args = {
          "records": ["1.0,4,aa", "0.2,5,bb", "3,6,cc"],
          "record_defaults": [[1.0], [1], ["aa"]],
      }
  
      expected_out = [[1.0, 0.2, 3], [4, 5, 6], [b"aa", b"bb", b"cc"]]
  
      self._test(args, expected_out)
  
imports: import numpy
  from tensorflow.python.eager import context
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import errors
  from tensorflow.python.ops import parsing_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 12 for calling the DecodeCSVOpTest obj's underlying member method code with example usage: obj.testMultiRecords() without return types