code: def testScalarSplitWithOffset(self):
      text = constant_op.constant("仅今年前".encode("UTF-8"))
      chars, starts = ragged_string_ops.unicode_split_with_offsets(
          text, "UTF-8"
      )
      self.assertAllEqual(chars, [c.encode("UTF-8") for c in "仅今年前"])
      self.assertAllEqual(starts, [0, 3, 6, 9])
  
imports: from absl.testing import parameterized
  import numpy
  from tensorflow.python.eager import context
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import sparse_tensor
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gen_string_ops
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.ops.ragged import ragged_string_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 2 for calling the UnicodeSplitTest obj's underlying member method code with example usage: obj.testScalarSplitWithOffset() without return types