comment outdated classes

Author: JingqingZ

tensorlayer/layers/recurrent.py

@@ -758,6 +758,7 @@ def forward(self, inputs, fw_initial_state=None, bw_initial_state=None, **kwargs
             return outputs
 
 
+'''
 class ConvRNNCell(object):
     """Abstract object representing an Convolutional RNN Cell."""
 
@@ -1071,6 +1072,7 @@ def __init__(
         self._add_layers(self.outputs)
         self._add_params(rnn_variables)
 
+'''
 
 # @tf.function
 def retrieve_seq_length_op(data):