def METHOD_NAME(layout_map):
    """Builds a Sequential CNN model to recognize MNIST digits.
    Args:
      layout_map: dict of string name -> Layout, for weights creation.
    Returns:
      a CNN Keras model used for MNIST
    """
    with layout_map_lib.layout_map_scope(layout_map):
        # Define a CNN model to recognize MNIST digits.
        return get_model()