# Copyright (c) 2018 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. """ Distribute CTR model for test fleet api """ from __future__ import print_function import shutil import tempfile import time import paddle import paddle.fluid as fluid import os import numpy as np import ctr_dataset_reader from test_dist_fleet_base import runtime_main, FleetDistRunnerBase # Fix seed for test fluid.default_startup_program().random_seed = 1 fluid.default_main_program().random_seed = 1 class TestDistCTR2x2(FleetDistRunnerBase): """ For test CTR model, using Fleet api """ def net(self, batch_size=4, lr=0.01): """ network definition Args: batch_size(int): the size of mini-batch for training lr(float): learning rate of training Returns: avg_cost: LoDTensor of cost. """ dnn_input_dim, lr_input_dim, train_file_path = ctr_dataset_reader.prepare_data( ) dnn_data = fluid.layers.data( name="dnn_data", shape=[-1, 1], dtype="int64", lod_level=1, append_batch_size=False) lr_data = fluid.layers.data( name="lr_data", shape=[-1, 1], dtype="int64", lod_level=1, append_batch_size=False) label = fluid.layers.data( name="click", shape=[-1, 1], dtype="int64", lod_level=0, append_batch_size=False) datas = [dnn_data, lr_data, label] # build dnn model dnn_layer_dims = [128, 128, 64, 32, 1] dnn_embedding = fluid.layers.embedding( is_distributed=False, input=dnn_data, size=[dnn_input_dim, dnn_layer_dims[0]], param_attr=fluid.ParamAttr( name="deep_embedding", initializer=fluid.initializer.Constant(value=0.01)), is_sparse=True) dnn_pool = fluid.layers.sequence_pool( input=dnn_embedding, pool_type="sum") dnn_out = dnn_pool for i, dim in enumerate(dnn_layer_dims[1:]): fc = fluid.layers.fc( input=dnn_out, size=dim, act="relu", param_attr=fluid.ParamAttr( initializer=fluid.initializer.Constant(value=0.01)), name='dnn-fc-%d' % i) dnn_out = fc # build lr model lr_embbding = fluid.layers.embedding( is_distributed=False, input=lr_data, size=[lr_input_dim, 1], param_attr=fluid.ParamAttr( name="wide_embedding", initializer=fluid.initializer.Constant(value=0.01)), is_sparse=True) lr_pool = fluid.layers.sequence_pool(input=lr_embbding, pool_type="sum") merge_layer = fluid.layers.concat(input=[dnn_out, lr_pool], axis=1) predict = fluid.layers.fc(input=merge_layer, size=2, act='softmax') acc = fluid.layers.accuracy(input=predict, label=label) auc_var, batch_auc_var, auc_states = fluid.layers.auc(input=predict, label=label) cost = fluid.layers.cross_entropy(input=predict, label=label) avg_cost = fluid.layers.mean(x=cost) self.feeds = datas self.train_file_path = train_file_path self.avg_cost = avg_cost self.predict = predict return avg_cost def check_model_right(self, dirname): model_filename = os.path.join(dirname, "__model__") with open(model_filename, "rb") as f: program_desc_str = f.read() program = fluid.Program.parse_from_string(program_desc_str) with open(os.path.join(dirname, "__model__.proto"), "w") as wn: wn.write(str(program)) def do_pyreader_training(self, fleet): """ do training using dataset, using fetch handler to catch variable Args: fleet(Fleet api): the fleet object of Parameter Server, define distribute training role """ dnn_input_dim, lr_input_dim, train_file_path = ctr_dataset_reader.prepare_data( ) exe = fluid.Executor(fluid.CPUPlace()) fleet.init_worker() exe.run(fleet.startup_program) thread_num = 2 batch_size = 128 filelist = [] for _ in range(thread_num): filelist.append(train_file_path) train_reader = paddle.batch( paddle.reader.shuffle( ctr_dataset_reader.CtrReader()._reader_creator(filelist), buf_size=batch_size * 100), batch_size=batch_size) self.reader.decorate_sample_list_generator(train_reader) compiled_prog = fluid.compiler.CompiledProgram( fleet.main_program).with_data_parallel( loss_name=self.avg_cost.name, build_strategy=self.strategy.get_build_strategy(), exec_strategy=self.strategy.get_execute_strategy()) for epoch_id in range(1): self.reader.start() try: pass_start = time.time() while True: loss_val = exe.run(program=compiled_prog, fetch_list=[self.avg_cost.name]) loss_val = np.mean(loss_val) print("TRAIN ---> pass: {} loss: {}\n".format(epoch_id, loss_val)) pass_time = time.time() - pass_start except fluid.core.EOFException: self.reader.reset() model_dir = tempfile.mkdtemp() fleet.save_inference_model( exe, model_dir, [feed.name for feed in self.feeds], self.avg_cost) self.check_model_right(model_dir) shutil.rmtree(model_dir) fleet.stop_worker() def do_dataset_training(self, fleet): dnn_input_dim, lr_input_dim, train_file_path = ctr_dataset_reader.prepare_data( ) exe = fluid.Executor(fluid.CPUPlace()) fleet.init_worker() exe.run(fleet.startup_program) thread_num = 2 batch_size = 128 filelist = [] for _ in range(thread_num): filelist.append(train_file_path) # config dataset dataset = fluid.DatasetFactory().create_dataset() dataset.set_batch_size(batch_size) dataset.set_use_var(self.feeds) pipe_command = 'python ctr_dataset_reader.py' dataset.set_pipe_command(pipe_command) dataset.set_filelist(filelist) dataset.set_thread(thread_num) for epoch_id in range(1): pass_start = time.time() dataset.set_filelist(filelist) exe.train_from_dataset( program=fleet.main_program, dataset=dataset, fetch_list=[self.avg_cost], fetch_info=["cost"], print_period=2, debug=False) pass_time = time.time() - pass_start if os.getenv("SAVE_MODEL") == "1": model_dir = tempfile.mkdtemp() fleet.save_inference_model(exe, model_dir, [feed.name for feed in self.feeds], self.avg_cost) self.check_model_right(model_dir) shutil.rmtree(model_dir) fleet.stop_worker() if __name__ == "__main__": runtime_main(TestDistCTR2x2)