text: #   Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  # TODO: import framework api under this directory 
  __all__ = [
      'append_backward', 'gradients', 'Executor', 'global_scope', 'scope_guard',
      'BuildStrategy', 'CompiledProgram', 'Print', 'py_func', 'ExecutionStrategy',
      'name_scope', 'ParallelExecutor', 'program_guard', 'WeightNormParamAttr',
      'default_main_program', 'default_startup_program', 'Program', 'data',
      'InputSpec', 'save', 'load', 'save_inference_model', 'load_inference_model',
      'load_program_state', 'set_program_state', 'cpu_places', 'cuda_places',
      'xpu_places', 'Variable'
  ]
  
  from . import nn
  from . import amp
  from .io import save_inference_model  #DEFINE_ALIAS
  from .io import load_inference_model  #DEFINE_ALIAS
  from .io import deserialize_persistables  #DEFINE_ALIAS
  from .io import serialize_persistables  #DEFINE_ALIAS
  from .io import deserialize_program  #DEFINE_ALIAS
  from .io import serialize_program  #DEFINE_ALIAS
  from .io import load_from_file  #DEFINE_ALIAS
  from .io import save_to_file  #DEFINE_ALIAS
  from ..fluid import Scope  #DEFINE_ALIAS
  from .input import data  #DEFINE_ALIAS
  from .input import InputSpec  #DEFINE_ALIAS
  from ..fluid.executor import Executor  #DEFINE_ALIAS
  from ..fluid.executor import global_scope  #DEFINE_ALIAS
  from ..fluid.executor import scope_guard  #DEFINE_ALIAS
  from ..fluid.backward import append_backward  #DEFINE_ALIAS
  from ..fluid.backward import gradients  #DEFINE_ALIAS
  from ..fluid.compiler import BuildStrategy  #DEFINE_ALIAS
  from ..fluid.compiler import CompiledProgram  #DEFINE_ALIAS
  from ..fluid.compiler import ExecutionStrategy  #DEFINE_ALIAS
  from ..fluid.framework import default_main_program  #DEFINE_ALIAS
  from ..fluid.framework import default_startup_program  #DEFINE_ALIAS
  from ..fluid.framework import Program  #DEFINE_ALIAS
  from ..fluid.framework import name_scope  #DEFINE_ALIAS
  from ..fluid.framework import program_guard  #DEFINE_ALIAS
  from ..fluid.framework import cpu_places  #DEFINE_ALIAS
  from ..fluid.framework import cuda_places  #DEFINE_ALIAS
  from ..fluid.framework import xpu_places  #DEFINE_ALIAS
  from ..fluid.framework import Variable  #DEFINE_ALIAS
  from ..fluid.layers.control_flow import Print  #DEFINE_ALIAS
  from ..fluid.layers.nn import py_func  #DEFINE_ALIAS
  from ..fluid.parallel_executor import ParallelExecutor  #DEFINE_ALIAS
  from ..fluid.param_attr import WeightNormParamAttr  #DEFINE_ALIAS
  from ..fluid.io import save  #DEFINE_ALIAS
  from ..fluid.io import load  #DEFINE_ALIAS
  from ..fluid.io import load_program_state  #DEFINE_ALIAS
  from ..fluid.io import set_program_state  #DEFINE_ALIAS
  from ..fluid.layers import create_parameter  #DEFINE_ALIAS
  from ..fluid.layers import create_global_var  #DEFINE_ALIAS
  from ..fluid.layers.metric_op import auc  #DEFINE_ALIAS
  