code: def testConvertTensorError(
      self, pylist, message, dtype=None, preferred_dtype=None
  ):
      tensor = constant_op.constant(pylist)
      with self.assertRaisesRegex(ValueError, message):
          ragged_tensor.convert_to_tensor_or_ragged_tensor(
              tensor, dtype, preferred_dtype
          )
  
file_path: tensorflow-upstream/tensorflow/python/ops/ragged/convert_to_tensor_or_ragged_tensor_op_test.py
imports: from absl.testing import parameterized
  import numpy
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.ops.ragged import ragged_tensor
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 6 for calling the RaggedConvertToTensorOrRaggedTensorTest obj's underlying member method code with example usage: obj.testConvertTensorError(pylist, message, dtype, preferred_dtype) without return types