code: def testSplit(
      self,
      descr,
      pylist,
      row_lengths,
      num_or_size_splits,
      expected,
      axis=0,
      num=None,
      name=None,
  ):
      rt = ragged_tensor.RaggedTensor.from_row_lengths(
          pylist, row_lengths
      )
      result = ragged_array_ops.split(
          rt, num_or_size_splits, axis, num, name
      )
      self.assertLen(result, len(expected))
      for res, exp in zip(result, expected):
          self.assertAllEqual(res, exp)
  
imports: import itertools
  from absl.testing import parameterized
  import numpy
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor_spec
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops.ragged import ragged_array_ops
  from tensorflow.python.ops.ragged import ragged_tensor
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 1 for calling the RaggedSplitOpTest obj's underlying member method code with example usage: obj.testSplit(descr, pylist, row_lengths, num_or_size_splits, expected, axis, num, name) without return types