Cannot Reload saved Keras model using tensorflow









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I am working in a single jupyter notebook. I create and train a very simple CNN with keras. It compiles, fits, and predicts fine. I save it with:



model.save("mymodel.hd5")


Model is a keras.models.Sequential.



I then read that back in with:



reload_keras_model = keras.models.load_model("mymodel.hd5")


That also works fine. However if I try to read the model in using tensorflow via:



from tensorflow.keras.models import load_model
reload_tf_mmodel = load_model("mymodel.hd5")


That fails with:



ValueError: Unknown layer:layers


Most of the threads I've read on github say "update your model" or comments about custom objects (I'm not using any). My target platform is the rpi zero and I've been able to install tf but unable to install keras, and that's why I want to load via tf. Why would keras and tf.keras handle this model differently and what do I need to update/change to read it in with tf.keras?










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    up vote
    1
    down vote

    favorite












    I am working in a single jupyter notebook. I create and train a very simple CNN with keras. It compiles, fits, and predicts fine. I save it with:



    model.save("mymodel.hd5")


    Model is a keras.models.Sequential.



    I then read that back in with:



    reload_keras_model = keras.models.load_model("mymodel.hd5")


    That also works fine. However if I try to read the model in using tensorflow via:



    from tensorflow.keras.models import load_model
    reload_tf_mmodel = load_model("mymodel.hd5")


    That fails with:



    ValueError: Unknown layer:layers


    Most of the threads I've read on github say "update your model" or comments about custom objects (I'm not using any). My target platform is the rpi zero and I've been able to install tf but unable to install keras, and that's why I want to load via tf. Why would keras and tf.keras handle this model differently and what do I need to update/change to read it in with tf.keras?










    share|improve this question























      up vote
      1
      down vote

      favorite









      up vote
      1
      down vote

      favorite











      I am working in a single jupyter notebook. I create and train a very simple CNN with keras. It compiles, fits, and predicts fine. I save it with:



      model.save("mymodel.hd5")


      Model is a keras.models.Sequential.



      I then read that back in with:



      reload_keras_model = keras.models.load_model("mymodel.hd5")


      That also works fine. However if I try to read the model in using tensorflow via:



      from tensorflow.keras.models import load_model
      reload_tf_mmodel = load_model("mymodel.hd5")


      That fails with:



      ValueError: Unknown layer:layers


      Most of the threads I've read on github say "update your model" or comments about custom objects (I'm not using any). My target platform is the rpi zero and I've been able to install tf but unable to install keras, and that's why I want to load via tf. Why would keras and tf.keras handle this model differently and what do I need to update/change to read it in with tf.keras?










      share|improve this question













      I am working in a single jupyter notebook. I create and train a very simple CNN with keras. It compiles, fits, and predicts fine. I save it with:



      model.save("mymodel.hd5")


      Model is a keras.models.Sequential.



      I then read that back in with:



      reload_keras_model = keras.models.load_model("mymodel.hd5")


      That also works fine. However if I try to read the model in using tensorflow via:



      from tensorflow.keras.models import load_model
      reload_tf_mmodel = load_model("mymodel.hd5")


      That fails with:



      ValueError: Unknown layer:layers


      Most of the threads I've read on github say "update your model" or comments about custom objects (I'm not using any). My target platform is the rpi zero and I've been able to install tf but unable to install keras, and that's why I want to load via tf. Why would keras and tf.keras handle this model differently and what do I need to update/change to read it in with tf.keras?







      tensorflow keras






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      share|improve this question










      asked Nov 10 at 15:12









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          While keras (can) use TF as Backend, it does not guarantee that the saved model is readable in TF as well.



          Note that you can use keras with both theano and tf, thus reload_keras_model = keras.models.load_model("mymodel.hd5") will work good with both backends, as the saving/loading is done in the "keras" part, and not using the backend.



          You can use this tool: keras_to_tensorflow



          Or something similar.






          share|improve this answer




















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            1 Answer
            1






            active

            oldest

            votes








            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes








            up vote
            0
            down vote













            While keras (can) use TF as Backend, it does not guarantee that the saved model is readable in TF as well.



            Note that you can use keras with both theano and tf, thus reload_keras_model = keras.models.load_model("mymodel.hd5") will work good with both backends, as the saving/loading is done in the "keras" part, and not using the backend.



            You can use this tool: keras_to_tensorflow



            Or something similar.






            share|improve this answer
























              up vote
              0
              down vote













              While keras (can) use TF as Backend, it does not guarantee that the saved model is readable in TF as well.



              Note that you can use keras with both theano and tf, thus reload_keras_model = keras.models.load_model("mymodel.hd5") will work good with both backends, as the saving/loading is done in the "keras" part, and not using the backend.



              You can use this tool: keras_to_tensorflow



              Or something similar.






              share|improve this answer






















                up vote
                0
                down vote










                up vote
                0
                down vote









                While keras (can) use TF as Backend, it does not guarantee that the saved model is readable in TF as well.



                Note that you can use keras with both theano and tf, thus reload_keras_model = keras.models.load_model("mymodel.hd5") will work good with both backends, as the saving/loading is done in the "keras" part, and not using the backend.



                You can use this tool: keras_to_tensorflow



                Or something similar.






                share|improve this answer












                While keras (can) use TF as Backend, it does not guarantee that the saved model is readable in TF as well.



                Note that you can use keras with both theano and tf, thus reload_keras_model = keras.models.load_model("mymodel.hd5") will work good with both backends, as the saving/loading is done in the "keras" part, and not using the backend.



                You can use this tool: keras_to_tensorflow



                Or something similar.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 10 at 16:14









                Dinari

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                1,275422



























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