code: def _py_split(self, strings, **kwargs):
      if isinstance(strings, compat.bytes_or_text_types):
          # Note: str.split doesn't accept keyword args.
          if "maxsplit" in kwargs:
              return strings.split(
                  kwargs.get("sep", None), kwargs["maxsplit"]
              )
          else:
              return strings.split(kwargs.get("sep", None))
      else:
          return [self._py_split(s, **kwargs) for s in strings]
  
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 errors_impl
  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 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
  from tensorflow.python.util import compat
label_desc: Use image node_id 4 for calling the StringSplitV2OpTest obj's underlying member method code with example usage: obj._py_split(strings) and returns: unknown, strings, strings