Increase compatibility with Keras 3.x

Signed-off-by: GitHub <noreply@github.com>

scripts/tf_cnn_benchmarks/models/experimental/deepspeech.py

@@ -121,12 +121,24 @@ def decode_logits(self, logits):
 class DeepSpeech2Model(model_lib.Model):
   """Define DeepSpeech2 model."""
 
-  # Supported rnn cells.
-  SUPPORTED_RNNS = {
-      'lstm': tf.nn.rnn_cell.BasicLSTMCell,
-      'rnn': tf.nn.rnn_cell.RNNCell,
-      'gru': tf.nn.rnn_cell.GRUCell,
-  }
+  # Check TensorFlow Keras version.
+  keras_version = tf.keras.__version__.split('.')
+  major_version = int(keras_version[0])
+
+  if major_version >= 3:
+    # Supported rnn cells for Keras 3.x
+    SUPPORTED_RNNS = {
+        'lstm': tf.keras.layers.LSTM,
+        'rnn': tf.keras.layers.SimpleRNN,
+        'gru': tf.keras.layers.GRU,
+    }
+  else:
+    # Supported rnn cells for Keras versions below 3.x
+    SUPPORTED_RNNS = {
+        'lstm': tf.nn.rnn_cell.BasicLSTMCell,
+        'rnn': tf.nn.rnn_cell.RNNCell,
+        'gru': tf.nn.rnn_cell.GRUCell,
+    }
 
   # Parameters for batch normalization.
   BATCH_NORM_EPSILON = 1e-5