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.. _cn_api_fluid_dygraph_load_persistables: load_persistables ------------------------------- .. py:function:: paddle.fluid.dygraph.load_persistables(dirname='save_dir') 该函数尝试从dirname中加载持久性变量。 参数: - **dirname** (str) – 目录路径。默认为save_dir 返回: 两个字典:从文件中恢复的参数字典;从文件中恢复的优化器字典 返回类型: dict **代码示例** .. code-block:: python my_layer = layer(fluid.Layer) param_path = "./my_paddle_model" sgd = SGDOptimizer(learning_rate=1e-3) param_dict, optimizer_dict = fluid.dygraph.load_persistables(my_layer.parameters(), param_path) param_1 = param_dict['PtbModel_0.w_1'] sgd.load(optimizer_dict)