При выполнении оператора
hist = model.fit(X_train, Y_train, batch_size=batch_size, epochs=nb_epoch,
verbose=1, validation_data=(X_test, Y_test))
I'm getting the error,
File "C:\Users\Parag\Anaconda3\envs\keras_theano\lib\site-packages\keras\engine\training.py", line 737, in _standardize_user_data
feed_input_names = self._feed_input_names
AttributeError: у объекта 'Sequential' нет атрибута '_feed_input_names'