code: def reduce_join(
      inputs: ragged_tensor.Ragged,
      axis=None,
      keepdims=None,
      separator="",
      name=None,
  ):
      """For docs, see: _RAGGED_REDUCE_DOCSTRING."""
      return ragged_math_ops.ragged_reduce_aggregate(
          string_ops.reduce_join,
          string_ops.unsorted_segment_join,
          inputs,
          axis,
          keepdims,
          separator,
          name or "RaggedSegmentJoin",
      )
  
imports: import typing
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor
  from tensorflow.python.framework import tensor_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import array_ops_stack
  from tensorflow.python.ops import cond
  from tensorflow.python.ops import gen_string_ops
  from tensorflow.python.ops import map_fn
  from tensorflow.python.ops import string_ops
  from tensorflow.python.ops.ragged import ragged_array_ops
  from tensorflow.python.ops.ragged import ragged_functional_ops
  from tensorflow.python.ops.ragged import ragged_math_ops
  from tensorflow.python.ops.ragged import ragged_tensor
  from tensorflow.python.util import compat
  from tensorflow.python.util import deprecation
  from tensorflow.python.util import dispatch
  from tensorflow.python.util.tf_export import tf_export
label_desc: Use image node_id 11 for calling a global function with example usage: reduce_join(inputs, axis, keepdims, separator, name) and returns: ragged_math_ops