239 lines
9.7 KiB
Python
239 lines
9.7 KiB
Python
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import argparse
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import json
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import math
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import os
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import shutil
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from pprint import pprint
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import tensorflow as tf
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from tqdm import tqdm
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import numpy as np
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from basic_cnn.evaluator import F1Evaluator, Evaluator, ForwardEvaluator, MultiGPUF1Evaluator, CNNAccuracyEvaluator, \
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MultiGPUCNNAccuracyEvaluator
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from basic_cnn.graph_handler import GraphHandler
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from basic_cnn.model import Model, get_multi_gpu_models
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from basic_cnn.trainer import Trainer, MultiGPUTrainer
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from basic_cnn.read_data import read_data, get_cnn_data_filter, update_config
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def main(config):
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set_dirs(config)
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with tf.device(config.device):
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if config.mode == 'train':
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_train(config)
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elif config.mode == 'test' or config.mode == 'dev':
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_test(config)
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elif config.mode == 'forward':
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_forward(config)
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else:
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raise ValueError("invalid value for 'mode': {}".format(config.mode))
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def _config_draft(config):
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if config.draft:
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config.num_steps = 2
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config.eval_period = 1
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config.log_period = 1
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config.save_period = 1
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config.eval_num_batches = 1
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def _train(config):
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# load_metadata(config, 'train') # this updates the config file according to metadata file
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data_filter = get_cnn_data_filter(config)
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train_data = read_data(config, 'train', config.load, data_filter=data_filter)
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dev_data = read_data(config, 'dev', True, data_filter=data_filter)
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# test_data = read_data(config, 'test', True, data_filter=data_filter)
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update_config(config, [train_data, dev_data])
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_config_draft(config)
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word2vec_dict = train_data.shared['lower_word2vec'] if config.lower_word else train_data.shared['word2vec']
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word2idx_dict = train_data.shared['word2idx']
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idx2vec_dict = {word2idx_dict[word]: vec for word, vec in word2vec_dict.items() if word in word2idx_dict}
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print("{}/{} unique words have corresponding glove vectors.".format(len(idx2vec_dict), len(word2idx_dict)))
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emb_mat = np.array([idx2vec_dict[idx] if idx in idx2vec_dict
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else np.random.multivariate_normal(np.zeros(config.word_emb_size), np.eye(config.word_emb_size))
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for idx in range(config.word_vocab_size)])
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config.emb_mat = emb_mat
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# construct model graph and variables (using default graph)
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pprint(config.__flags, indent=2)
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# model = Model(config)
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models = get_multi_gpu_models(config)
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model = models[0]
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trainer = MultiGPUTrainer(config, models)
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evaluator = MultiGPUCNNAccuracyEvaluator(config, models, tensor_dict=model.tensor_dict if config.vis else None)
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graph_handler = GraphHandler(config) # controls all tensors and variables in the graph, including loading /saving
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# Variables
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sess = tf.Session(config=tf.ConfigProto(allow_soft_placement=True))
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graph_handler.initialize(sess)
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# begin training
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print(train_data.num_examples)
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num_steps = config.num_steps or int(math.ceil(train_data.num_examples / (config.batch_size * config.num_gpus))) * config.num_epochs
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global_step = 0
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for batches in tqdm(train_data.get_multi_batches(config.batch_size, config.num_gpus,
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num_steps=num_steps, shuffle=True, cluster=config.cluster), total=num_steps):
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global_step = sess.run(model.global_step) + 1 # +1 because all calculations are done after step
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get_summary = global_step % config.log_period == 0
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loss, summary, train_op = trainer.step(sess, batches, get_summary=get_summary)
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if get_summary:
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graph_handler.add_summary(summary, global_step)
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# occasional saving
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if global_step % config.save_period == 0:
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graph_handler.save(sess, global_step=global_step)
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if not config.eval:
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continue
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# Occasional evaluation
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if global_step % config.eval_period == 0:
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num_steps = math.ceil(dev_data.num_examples / (config.batch_size * config.num_gpus))
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if 0 < config.eval_num_batches < num_steps:
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num_steps = config.eval_num_batches
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e_train = evaluator.get_evaluation_from_batches(
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sess, tqdm(train_data.get_multi_batches(config.batch_size, config.num_gpus, num_steps=num_steps), total=num_steps)
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)
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graph_handler.add_summaries(e_train.summaries, global_step)
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e_dev = evaluator.get_evaluation_from_batches(
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sess, tqdm(dev_data.get_multi_batches(config.batch_size, config.num_gpus, num_steps=num_steps), total=num_steps))
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graph_handler.add_summaries(e_dev.summaries, global_step)
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if config.dump_eval:
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graph_handler.dump_eval(e_dev)
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if config.dump_answer:
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graph_handler.dump_answer(e_dev)
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if global_step % config.save_period != 0:
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graph_handler.save(sess, global_step=global_step)
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def _test(config):
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assert config.load
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test_data = read_data(config, config.mode, True)
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update_config(config, [test_data])
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_config_draft(config)
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if config.use_glove_for_unk:
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word2vec_dict = test_data.shared['lower_word2vec'] if config.lower_word else test_data.shared['word2vec']
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new_word2idx_dict = test_data.shared['new_word2idx']
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idx2vec_dict = {idx: word2vec_dict[word] for word, idx in new_word2idx_dict.items()}
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# print("{}/{} unique words have corresponding glove vectors.".format(len(idx2vec_dict), len(word2idx_dict)))
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new_emb_mat = np.array([idx2vec_dict[idx] for idx in range(len(idx2vec_dict))], dtype='float32')
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config.new_emb_mat = new_emb_mat
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pprint(config.__flags, indent=2)
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models = get_multi_gpu_models(config)
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evaluator = MultiGPUCNNAccuracyEvaluator(config, models, tensor_dict=models[0].tensor_dict if config.vis else None)
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graph_handler = GraphHandler(config) # controls all tensors and variables in the graph, including loading /saving
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sess = tf.Session(config=tf.ConfigProto(allow_soft_placement=True))
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graph_handler.initialize(sess)
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num_steps = math.ceil(test_data.num_examples / (config.batch_size * config.num_gpus))
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if 0 < config.eval_num_batches < num_steps:
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num_steps = config.eval_num_batches
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e = None
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for multi_batch in tqdm(test_data.get_multi_batches(config.batch_size, config.num_gpus, num_steps=num_steps, cluster=config.cluster), total=num_steps):
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ei = evaluator.get_evaluation(sess, multi_batch)
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e = ei if e is None else e + ei
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if config.vis:
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eval_subdir = os.path.join(config.eval_dir, "{}-{}".format(ei.data_type, str(ei.global_step).zfill(6)))
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if not os.path.exists(eval_subdir):
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os.mkdir(eval_subdir)
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path = os.path.join(eval_subdir, str(ei.idxs[0]).zfill(8))
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graph_handler.dump_eval(ei, path=path)
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print(e)
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if config.dump_answer:
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print("dumping answer ...")
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graph_handler.dump_answer(e)
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if config.dump_eval:
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print("dumping eval ...")
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graph_handler.dump_eval(e)
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def _forward(config):
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assert config.load
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test_data = read_data(config, config.forward_name, True)
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update_config(config, [test_data])
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_config_draft(config)
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if config.use_glove_for_unk:
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word2vec_dict = test_data.shared['lower_word2vec'] if config.lower_word else test_data.shared['word2vec']
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new_word2idx_dict = test_data.shared['new_word2idx']
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idx2vec_dict = {idx: word2vec_dict[word] for word, idx in new_word2idx_dict.items()}
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# print("{}/{} unique words have corresponding glove vectors.".format(len(idx2vec_dict), len(word2idx_dict)))
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new_emb_mat = np.array([idx2vec_dict[idx] for idx in range(len(idx2vec_dict))], dtype='float32')
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config.new_emb_mat = new_emb_mat
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pprint(config.__flags, indent=2)
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models = get_multi_gpu_models(config)
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model = models[0]
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evaluator = ForwardEvaluator(config, model)
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graph_handler = GraphHandler(config) # controls all tensors and variables in the graph, including loading /saving
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sess = tf.Session(config=tf.ConfigProto(allow_soft_placement=True))
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graph_handler.initialize(sess)
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num_batches = math.ceil(test_data.num_examples / config.batch_size)
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if 0 < config.eval_num_batches < num_batches:
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num_batches = config.eval_num_batches
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e = evaluator.get_evaluation_from_batches(sess, tqdm(test_data.get_batches(config.batch_size, num_batches=num_batches), total=num_batches))
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print(e)
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if config.dump_answer:
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print("dumping answer ...")
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graph_handler.dump_answer(e, path=config.answer_path)
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if config.dump_eval:
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print("dumping eval ...")
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graph_handler.dump_eval(e)
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def set_dirs(config):
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# create directories
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if not config.load and os.path.exists(config.out_dir):
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shutil.rmtree(config.out_dir)
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config.save_dir = os.path.join(config.out_dir, "save")
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config.log_dir = os.path.join(config.out_dir, "log")
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config.eval_dir = os.path.join(config.out_dir, "eval")
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config.answer_dir = os.path.join(config.out_dir, "answer")
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if not os.path.exists(config.out_dir):
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os.makedirs(config.out_dir)
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if not os.path.exists(config.save_dir):
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os.mkdir(config.save_dir)
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if not os.path.exists(config.log_dir):
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os.mkdir(config.log_dir)
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if not os.path.exists(config.answer_dir):
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os.mkdir(config.answer_dir)
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if not os.path.exists(config.eval_dir):
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os.mkdir(config.eval_dir)
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def _get_args():
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parser = argparse.ArgumentParser()
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parser.add_argument("config_path")
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return parser.parse_args()
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class Config(object):
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def __init__(self, **entries):
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self.__dict__.update(entries)
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def _run():
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args = _get_args()
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with open(args.config_path, 'r') as fh:
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config = Config(**json.load(fh))
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main(config)
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if __name__ == "__main__":
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_run()
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