class_docstr: Class for testing single RNN layer
class_docstr_tok: ["Class","for","testing","single","RNN","layer"]
code: def test_keras1_rnn_layer(self):
      self._test_rnn_layer(keras_major_version=1, limit=10)
  
imports: import unittest
  import numpy
  import os
  import shutil
  import tempfile
  import itertools
  import coremltools
  from coremltools._deps import _HAS_KERAS_TF, _HAS_KERAS2_TF
  from coremltools.models.utils import _macos_version, _is_macos
  import pytest
label_desc: Use image node_id 4 for calling the SimpleRNNLayer obj's underlying member method code with example usage: obj.test_keras1_rnn_layer() without return types