Reset Keras model weights

reset_weights.py

from keras import backend as K
import keras

def reset_weights(model):
    session = K.get_session()
    for layer in model.layers:
        if isinstance(layer, keras.engine.network.Network):
            reset_weights(layer)
            continue
        for v in layer.__dict__.values():
            if hasattr(v, 'initializer'):
                v.initializer.run(session=session)