0bc9d06224686cc32e5cf52f3aae979d3380ca24,examples/mnist.py,,,#,23

Before Change

if __name__ == "__main__":

    checkpoints = glob("examples/checkpoints/*.h5")
    // pip3 install natsort
    from natsort import natsorted

    from keras.models import load_model

After Change

        import shutil

        // delete folder and its content and creates a new one.
        if os.path.exists(checkpoint_dir):
            shutil.rmtree(checkpoint_dir)
        os.makedirs(checkpoint_dir)

        checkpoint = ModelCheckpoint(monitor="val_acc", save_best_only=True,
                                     filepath=os.path.join(checkpoint_dir, "model_{epoch:02d}_{val_acc:.3f}.h5"))

Instances