How to use the bigdl.nn.layer.Layer.of function in bigdl

def flattened_layers(self, include_container=False):
        jlayers = callBigDlFunc(self.bigdl_type, "getFlattenSubModules", self, include_container)
        layers = [Layer.of(jlayer) for jlayer in jlayers]
        return layers

def layers(self):
        jlayers = callZooFunc(self.bigdl_type, "getSubModules", self)
        layers = [Layer.of(jlayer) for jlayer in jlayers]
        return layers

def layers(self):
        jlayers = callZooFunc(self.bigdl_type, "getSubModules", self)
        layers = [Layer.of(jlayer) for jlayer in jlayers]
        return layers

def flattened_layers(self, include_container=False):
        jlayers = callZooFunc(self.bigdl_type, "getFlattenSubModules", self, include_container)
        layers = [Layer.of(jlayer) for jlayer in jlayers]
        return layers

    @property
    def layers(self):
        jlayers = callBigDlFunc(self.bigdl_type, "getSubModules", self)
        layers = [Layer.of(jlayer) for jlayer in jlayers]
        return layers

def optimize(self):
        """
        Do an optimization.
        """
        jmodel = callJavaFunc(self.value.optimize)
        from bigdl.nn.layer import Layer
        return Layer.of(jmodel)

    @property
    def layers(self):
        jlayers = callBigDlFunc(self.bigdl_type, "getSubModules", self)
        layers = [Layer.of(jlayer) for jlayer in jlayers]
        return layers

def flattened_layers(self, include_container=False):
        jlayers = callBigDlFunc(self.bigdl_type, "getFlattenSubModules", self, include_container)
        layers = [Layer.of(jlayer) for jlayer in jlayers]
        return layers