# 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. from __future__ import print_function import os import warnings import paddle.fluid as fluid from paddlerec.core.utils import envs from paddlerec.core.trainers.framework.dataset import DataLoader, QueueDataset __all__ = [ "NetworkBase", "SingleNetwork", "PSNetwork", "PslibNetwork", "CollectiveNetwork" ] class NetworkBase(object): """R """ def __init__(self, context): pass def build_network(self, context): pass class SingleNetwork(NetworkBase): """R """ def __init__(self, context): print("Running SingleNetwork.") pass def build_network(self, context): context["model"] = {} for model_dict in context["env"]["phase"]: context["model"][model_dict["name"]] = {} train_program = fluid.Program() startup_program = fluid.Program() scope = fluid.Scope() dataset_name = model_dict["dataset_name"] with fluid.program_guard(train_program, startup_program): with fluid.unique_name.guard(): with fluid.scope_guard(scope): model_path = model_dict["model"].replace( "{workspace}", envs.path_adapter(context["env"]["workspace"])) model = envs.lazy_instance_by_fliename( model_path, "Model")(context["env"]) if context["is_infer"]: model._infer_data_var = model.input_data( is_infer=context["is_infer"], dataset_name=model_dict["dataset_name"]) else: model._data_var = model.input_data( dataset_name=model_dict["dataset_name"]) if envs.get_global_env("dataset." + dataset_name + ".type") == "DataLoader": model._init_dataloader( is_infer=context["is_infer"]) data_loader = DataLoader(context) data_loader.get_dataloader(context, dataset_name, model._data_loader) if context["is_infer"]: model.net(model._infer_data_var, context["is_infer"]) else: model.net(model._data_var, context["is_infer"]) optimizer = model.optimizer() optimizer.minimize(model._cost) context["model"][model_dict["name"]][ "main_program"] = train_program context["model"][model_dict["name"]][ "startup_program"] = startup_program context["model"][model_dict["name"]]["scope"] = scope context["model"][model_dict["name"]]["model"] = model context["model"][model_dict["name"]][ "default_main_program"] = train_program.clone() context["dataset"] = {} for dataset in context["env"]["dataset"]: if dataset["type"] != "DataLoader": dataset_class = QueueDataset(context) context["dataset"][dataset[ "name"]] = dataset_class.create_dataset(dataset["name"], context) context["status"] = "startup_pass" class PSNetwork(NetworkBase): def __init__(self, context): print("Running PSNetwork.") pass def build_network(self, context): context["model"] = {} if len(context["env"]["phase"]) > 1: warnings.warn( "Cluster Train Only Support One Phase.", category=UserWarning, stacklevel=2) model_dict = context["env"]["phase"][0] context["model"][model_dict["name"]] = {} dataset_name = model_dict["dataset_name"] model_path = model_dict["model"].replace( "{workspace}", envs.path_adapter(context["env"]["workspace"])) model = envs.lazy_instance_by_fliename(model_path, "Model")(context["env"]) model._data_var = model.input_data( dataset_name=model_dict["dataset_name"]) if envs.get_global_env("dataset." + dataset_name + ".type") == "DataLoader": model._init_dataloader(is_infer=False) data_loader = DataLoader(context) data_loader.get_dataloader(context, dataset_name, model._data_loader) model.net(model._data_var, False) optimizer = model.optimizer() strategy = self._build_strategy(context) optimizer = context["fleet"].distributed_optimizer(optimizer, strategy) optimizer.minimize(model._cost) context["model"][model_dict["name"]]["main_program"] = context[ "fleet"].main_program context["model"][model_dict["name"]]["startup_program"] = context[ "fleet"].startup_program context["model"][model_dict["name"]]["scope"] = fluid.global_scope() context["model"][model_dict["name"]]["model"] = model context["model"][model_dict["name"]]["default_main_program"] = context[ "fleet"].main_program.clone() if context["fleet"].is_server(): self._server(context) else: context["fleet"].init_worker() context["dataset"] = {} for dataset in context["env"]["dataset"]: if dataset["type"] != "DataLoader": dataset_class = QueueDataset(context) context["dataset"][dataset[ "name"]] = dataset_class.create_dataset( dataset["name"], context) context["status"] = "startup_pass" def _build_strategy(self, context): from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler.distributed_strategy import StrategyFactory mode = envs.get_runtime_environ("train.trainer.strategy") assert mode in ["async", "geo", "sync", "half_async"] strategy = None if mode == "async": strategy = StrategyFactory.create_async_strategy() elif mode == "geo": push_num = envs.get_global_env("train.strategy.mode.push_num", 100) strategy = StrategyFactory.create_geo_strategy(push_num) elif mode == "sync": strategy = StrategyFactory.create_sync_strategy() elif mode == "half_async": strategy = StrategyFactory.create_half_async_strategy() assert strategy is not None context["strategy"] = strategy return strategy def _server(self, context): init_model_path = envs.get_global_env( "runner." + context["runner_name"] + ".init_model_path", default_value="") context["fleet"].init_server(init_model_path) context["fleet"].run_server() context['status'] = "terminal_pass" class PslibNetwork(NetworkBase): def __init__(self, context): print("Running PslibNetwork.") pass def build_network(self, context): context["model"] = {} if len(context["env"]["phase"]) > 1: warnings.warn( "Cluster Train Only Support One Phase.", category=UserWarning, stacklevel=2) model_dict = context["env"]["phase"][0] train_program = fluid.Program() startup_program = fluid.Program() scope = fluid.Scope() dataset_name = model_dict["dataset_name"] with fluid.program_guard(train_program, startup_program): with fluid.unique_name.guard(): with fluid.scope_guard(scope): context["model"][model_dict["name"]] = {} model_path = model_dict["model"].replace( "{workspace}", envs.path_adapter(context["env"]["workspace"])) model = envs.lazy_instance_by_fliename( model_path, "Model")(context["env"]) model._data_var = model.input_data( dataset_name=model_dict["dataset_name"]) if envs.get_global_env("dataset." + dataset_name + ".type") == "DataLoader": model._init_dataloader(is_infer=False) data_loader = DataLoader(context) data_loader.get_dataloader(context, dataset_name, model._data_loader) model.net(model._data_var, False) optimizer = model.optimizer() optimizer = context["fleet"].distributed_optimizer( optimizer) optimizer.minimize([model._cost], [fluid.global_scope()]) context["model"][model_dict["name"]][ "main_program"] = train_program context["model"][model_dict["name"]][ "startup_program"] = startup_program context["model"][model_dict["name"]]["scope"] = scope context["model"][model_dict["name"]]["model"] = model context["model"][model_dict["name"]][ "default_main_program"] = train_program.clone() if context["fleet"].is_server(): self._server(context) else: context["dataset"] = {} for dataset in context["env"]["dataset"]: if dataset["type"] != "DataLoader": dataset_class = QueueDataset(context) context["dataset"][dataset[ "name"]] = dataset_class.create_dataset( dataset["name"], context) context["status"] = "startup_pass" def _server(self, context): context["fleet"].run_server() context['status'] = "terminal_pass" class CollectiveNetwork(NetworkBase): def __init__(self, context): print("Running CollectiveNetwork.") pass def build_network(self, context): context["model"] = {} if len(context["env"]["phase"]) > 1: warnings.warn( "Cluster Train Only Support One Phase.", category=UserWarning, stacklevel=2) model_dict = context["env"]["phase"][0] context["model"][model_dict["name"]] = {} dataset_name = model_dict["dataset_name"] train_program = fluid.Program() startup_program = fluid.Program() scope = fluid.Scope() with fluid.program_guard(train_program, startup_program): with fluid.scope_guard(scope): model_path = model_dict["model"].replace( "{workspace}", envs.path_adapter(context["env"]["workspace"])) model = envs.lazy_instance_by_fliename(model_path, "Model")(context["env"]) model._data_var = model.input_data( dataset_name=model_dict["dataset_name"]) if envs.get_global_env("dataset." + dataset_name + ".type") == "DataLoader": model._init_dataloader(is_infer=False) data_loader = DataLoader(context) data_loader.get_dataloader(context, dataset_name, model._data_loader) model.net(model._data_var, False) optimizer = model.optimizer() strategy = self._build_strategy(context) optimizer = context["fleet"].distributed_optimizer(optimizer, strategy) optimizer.minimize(model._cost) context["model"][model_dict["name"]]["main_program"] = context[ "fleet"].main_program context["model"][model_dict["name"]][ "startup_program"] = startup_program context["model"][model_dict["name"]]["scope"] = scope context["model"][model_dict["name"]]["model"] = model context["model"][model_dict["name"]][ "default_main_program"] = train_program context["dataset"] = {} for dataset in context["env"]["dataset"]: if dataset["type"] != "DataLoader": dataset_class = QueueDataset(context) context["dataset"][dataset[ "name"]] = dataset_class.create_dataset(dataset["name"], context) context["status"] = "startup_pass" def _build_strategy(self, context): from paddle.fluid.incubate.fleet.collective import DistributedStrategy exec_strategy = fluid.ExecutionStrategy() strategy = DistributedStrategy() strategy.exec_strategy = exec_strategy context["strategy"] = strategy return strategy