Exemplo n.º 1
0
 def __init__(self, verbose=False, random_seed=None, memory=512, autobatch=False, use_gpu=False):
     """
     Create an empty instance for Cube
     Before it can be used, you must call @method load with @param language_code set to your target language        
     """
     self._loaded = False
     self._verbose = verbose           
     import dynet_config
     
     if random_seed != None:
         if not isinstance(random_seed, int):
             raise Exception ("Random seed must be an integer!")   
         if random_seed == 0:
             print("[Warning] While Python and Numpy's seeds are now set to 0, DyNet uses 0 to reset the seed generator (fully random). Use any non-zero int value to set DyNet to a fixed random seed.")
         # set python random seed
         import random
         random.seed(random_seed)
         #set numpy random seed
         import numpy as np
         np.random.seed(random_seed)
     else:
         random_seed = 0 # this is the default value for DyNet (meaning full random)        
         
     dynet_config.set(mem=memory, random_seed=random_seed, autobatch=autobatch)
     if use_gpu:
         dynet_config.set_gpu()        
Exemplo n.º 2
0
def get_dynet():
    if bool(os.environ['DYNET_USE_GPU']):
        dynet_config.set_gpu()

    dynet_config.set(mem=os.environ['DYNET_MEM'],
                     random_seed=int(os.environ['DYNET_SEED']),
                     autobatch=int(os.environ['DYNET_AUTOBATCH']),
                     requested_gpus=int(os.environ['DYNET_GPUS']))

    log.info(f"DyNet config: {dynet_config.get()}")

    import dynet as dy
    return dy
Exemplo n.º 3
0
 def set_dynet_arguments(self):
     self.random.seed(self.args.seed)
     kwargs = dict(random_seed=self.args.seed)
     if self.args.dynet_mem:
         kwargs.update(mem=self.args.dynet_mem)
     if self.args.dynet_weight_decay:
         kwargs.update(weight_decay=self.args.dynet_weight_decay)
     if self.args.dynet_gpus and self.args.dynet_gpus != 1:
         kwargs.update(requested_gpus=self.args.dynet_gpus)
     if self.args.dynet_autobatch:
         kwargs.update(autobatch=True)
     dynet_config.set(**kwargs)
     if self.args.dynet_gpu:
         dynet_config.set_gpu()
Exemplo n.º 4
0
 def set_dynet_arguments(self):
     self.random.seed(self.args.seed)
     kwargs = dict(random_seed=self.args.seed)
     if self.args.dynet_mem:
         kwargs.update(mem=self.args.dynet_mem)
     if self.args.dynet_weight_decay:
         kwargs.update(weight_decay=self.args.dynet_weight_decay)
     if self.args.dynet_gpus and self.args.dynet_gpus != 1:
         kwargs.update(requested_gpus=self.args.dynet_gpus)
     if self.args.dynet_autobatch:
         kwargs.update(autobatch=True)
     dynet_config.set(**kwargs)
     if self.args.dynet_gpu:
         dynet_config.set_gpu()
Exemplo n.º 5
0
    def __init__(self):
        self.use_gpu = True
        if self.use_gpu:
            dynet_config.set_gpu()
        from networks import RRTNetwork
        self.name = 'rlt_model'
        self.param_path = 'rlt_model'
        self.mode = 'train'
        self.train_set_path = None
        self.dev_set_path = None
        self.test_set_path = None
        self.test_set_path2 = None
        self.test_conllu_gold_path = None
        self.dev_ud = None
        self.gold_ud = None
        self.conll_format = const.CONLL06
        self.wembpath = None
        self.tune_las = False

        self.use_bilstm_input = False
        self.in_lstm_size = 256
        self.in_lstm_count = 2
        self.hid_mlp_size = 256
        self.hid_mlp_count = 1
        self.encoding_type = 'forward'
        self.hid_lstm_size = 512
        self.hid_lstm_count = 2
        self.batch_size = 10

        self.stack_feats = 4
        self.buffer_feats = 4

        self.min_iter_for_test = 0
        self.iter_per_test = 500
        self.max_epochs = 30

        self.nn = RRTNetwork()
        self.exp_data = None
        self._session = None
        self._load_model_path = None
Exemplo n.º 6
0
                      dest='model_base',
                      help='Location where to store the model')
    parser.add_option("--patience",
                      action='store',
                      dest='patience',
                      default='20',
                      type='int',
                      help='Early stopping condition')

    (params, _) = parser.parse_args(sys.argv)

    memory = int(params.memory)
    if params.autobatch:
        autobatch = True
    else:
        autobatch = False
    dynet_config.set(mem=memory, random_seed=9, autobatch=autobatch)
    if params.gpu:
        dynet_config.set_gpu()

    import dynet as dy

    if params.train:
        train(params)
    elif params.test:
        test(params)
    elif params.convert:
        convert(params)
    else:
        print("Invalid parameters. Use '--help' for help")
Exemplo n.º 7
0
def main():
    # Configuration file processing
    argparser = argparse.ArgumentParser()
    argparser.add_argument('--config_file', default='../configs/debug.cfg')
    argparser.add_argument('--continue_training', action='store_true',
                           help='Load model Continue Training')
    argparser.add_argument('--name', default='experiment',
                           help='The name of the experiment.')
    argparser.add_argument('--model', default='s2s',
                           help='s2s: seq2seq-head-selection-model'
                           's2tDFS: seq2tree-DFS-decoder-model')
    argparser.add_argument('--gpu', default='0', help='GPU ID (-1 to cpu)')
    args, extra_args = argparser.parse_known_args()
    cfg = IniConfigurator(args.config_file, extra_args)

    # Logger setting
    logger = dual_channel_logger(
        __name__,
        file_path=cfg.LOG_FILE,
        file_model='w',
        formatter='%(asctime)s - %(levelname)s - %(message)s',
        time_formatter='%m-%d %H:%M')
    from eval.script_evaluator import ScriptEvaluator

    # DyNet setting
    os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
    import dynet_config
    dynet_config.set(mem=cfg.DYNET_MEM, random_seed=cfg.DYNET_SEED)
    dynet_config.set_gpu()
    import dynet as dy
    from models.token_representation import TokenRepresentation
    from antu.nn.dynet.seq2seq_encoders import DeepBiRNNBuilder, orthonormal_VanillaLSTMBuilder
    from models.graph_nn_decoder import GraphNNDecoder
    from models.jackknife_decoder import JackKnifeGraphNNDecoder

    

    # Build the dataset of the training process
    # Build data reader
    data_reader = PTBReader(
        field_list=['word', 'tag', 'head', 'rel'],
        root='0\t**root**\t_\t**rcpos**\t**rpos**\t_\t0\t**rrel**\t_\t_',
        spacer=r'[\t]',)
    # Build vocabulary with pretrained glove
    vocabulary = Vocabulary()
    g_word, _ = glove_reader(cfg.GLOVE)
    pretrained_vocabs = {'glove': g_word}
    vocabulary.extend_from_pretrained_vocab(pretrained_vocabs)
    # Setup datasets
    datasets_settings = {'train': DatasetSetting(cfg.TRAIN, True),
                         'dev': DatasetSetting(cfg.DEV, False),
                         'test': DatasetSetting(cfg.TEST, False), }
    datasets = PTBDataset(vocabulary, datasets_settings, data_reader)
    counters = {'word': Counter(), 'tag': Counter(), 'rel': Counter()}
    datasets.build_dataset(counters, no_pad_namespace={'rel'}, no_unk_namespace={'rel'})

    # Build model
    # Parameter
    pc = dy.ParameterCollection()
    LR = 0.0005
    trainer = dy.AdamTrainer(pc, LR, cfg.ADAM_BETA1, cfg.ADAM_BETA2, cfg.EPS)

    # Token Representation Layer
    token_repre = TokenRepresentation(pc, cfg, datasets.vocabulary, include_pos=True)
    # BiLSTM Encoder Layer
    #encoder = BiaffineAttention()
    #encoder = MultiHeadedAttention(pc, 10, token_repre.token_dim)
    #encoder = MultiLayerMultiHeadAttention(pc, 10, token_repre.token_dim, num_layers=1)
    #encoder = MyMultiHeadAttention(None, 6, token_repre.token_dim, 32, 32, model=pc)
    
    #encoder = LabelAttention(None, token_repre.token_dim, 128, 128, 112, 128, use_resdrop=True, q_as_matrix=False, residual_dropout=0.1, attention_dropout=0.1, d_positional=None, model=pc)
    # encoder = Encoder(None, token_repre.token_dim,
    #                 num_layers=1, num_heads=2, d_kv = 32, d_ff=1024, d_l=112,
    #                 d_positional=None,
    #                 num_layers_position_only=0,
    #                 relu_dropout=0.1, residual_dropout=0.1, attention_dropout=0.1,
    #                 use_lal=True,
    #                 lal_d_kv=128,
    #                 lal_d_proj=128,
    #                 lal_resdrop=True,
    #                 lal_pwff=True,
    #                 lal_q_as_matrix=False,
    #                 lal_partitioned=True,
    #                 model=pc)
    #encoder = ScaledDotProductAttention(pc, 10)
    encoder = DeepBiRNNBuilder(pc, cfg.ENC_LAYERS, token_repre.token_dim, cfg.ENC_H_DIM, orthonormal_VanillaLSTMBuilder)
    # GNN Decoder Layer
    decoder = GraphNNDecoder(pc, cfg, datasets.vocabulary)

    #decoder = JackKnifeGraphNNDecoder(pc, cfg, datasets.vocabulary)
    # PTB Evaluator
    my_eval = ScriptEvaluator(['Valid', 'Test'], datasets.vocabulary)

    #dy.save(cfg.LAST_FILE, [token_repre, encoder, decoder])
    #exit(0)

    # Build Training Batch
    def cmp(ins):
        return len(ins['word'])
    train_batch = datasets.get_batches('train', cfg.TRAIN_BATCH_SIZE, True, cmp, True)
    valid_batch = list(datasets.get_batches('dev', cfg.TEST_BATCH_SIZE, False, cmp, False))
    test_batch = list(datasets.get_batches('test', cfg.TEST_BATCH_SIZE, False, cmp, False))

    #print('-----------------------')
    # print('TRAIN BATCH IS: ')
    # # print(train_batch)
    # indexes, masks, truth = train_batch.__next__()
    # print(indexes)
    # print('------------------',end='\n\n\n\n\n\n\n')
    # print(len(indexes))
    # exit(0)
    # exit(0)
    # for k in indexes:
    #     print(k)
    #print(indexes)
    #print(masks)


    # Train model
    BEST_DEV_LAS = BEST_DEV_UAS = BEST_ITER = 0
    cnt_iter = -cfg.WARM * cfg.GRAPH_LAYERS
    valid_loss = [[] for i in range(cfg.GRAPH_LAYERS+3)]
    logger.info("Experiment name: %s" % args.name)
    SHA = os.popen('git log -1 | head -n 1 | cut -c 8-13').readline().rstrip()
    logger.info('Git SHA: %s' % SHA)
    while cnt_iter < cfg.MAX_ITER:
        print(cnt_iter, cfg.MAX_ITER)
        #dy.renew_cg()
        dy.renew_cg(immediate_compute = True, check_validity = True)
        cnt_iter += 1
        indexes, masks, truth = train_batch.__next__()
        vectors = token_repre(indexes, True)
        
        

        #vectors = encoder(vectors, np.array(masks['1D']).T)
        
        #print(vectors.npvalue)
        #vectors= encoder(vectors, vectors, vectors, np.array(masks['1D']).T)
        #vectors= encoder(vectors, vectors, vectors, np.array(masks['1D']).T, cfg.RNN_DROP)

        vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP, np.array(masks['1D']).T, False, True)
       
        loss, part_loss = decoder(vectors, masks, truth, cnt_iter, True, True)
        for i, l in enumerate([loss]+part_loss):
            valid_loss[i].append(l.value())
        loss.backward()
        trainer.learning_rate = LR*cfg.LR_DECAY**(max(cnt_iter, 0)/cfg.LR_ANNEAL)
        #trainer.learning_rate = cfg.LR*cfg.LR_DECAY**(max(cnt_iter, 0)/cfg.LR_ANNEAL)
        trainer.update()

        if cnt_iter % cfg.VALID_ITER: continue
        # Validation
        for i in range(len(valid_loss)):
            valid_loss[i] = str(round(np.mean(valid_loss[i]), 2))
        avg_loss = ', '.join(valid_loss)
        logger.info("")
        logger.info("Iter: %d-%d, Avg_loss: %s, LR (%f), Best (%d)" %
                    (cnt_iter/cfg.VALID_ITER, cnt_iter, avg_loss,
                     trainer.learning_rate, BEST_ITER))

        valid_loss = [[] for i in range(cfg.GRAPH_LAYERS+3)]
        my_eval.clear('Valid')
        for indexes, masks, truth in valid_batch:
            dy.renew_cg()
            vectors = token_repre(indexes, False)

            vectors = encoder(vectors, np.array(masks['1D']).T)
            #vectors= encoder(vectors, vectors, vectors, np.array(masks['1D']).T)
            #vectors = encoder(vectors, vectors, vectors, np.array(masks['1D']).T, cfg.RNN_DROP)
            #vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP, np.array(masks['1D']).T, False, False)

            pred = decoder(vectors, masks, None, cnt_iter, False, True)
            my_eval.add_truth('Valid', truth)
            my_eval.add_pred('Valid', pred)
        dy.save(cfg.LAST_FILE, [token_repre, encoder, decoder])
        if my_eval.evaluation('Valid', cfg.PRED_DEV, cfg.DEV):
            BEST_ITER = cnt_iter/cfg.VALID_ITER
            os.system('cp %s.data %s.data' % (cfg.LAST_FILE, cfg.BEST_FILE))
            os.system('cp %s.meta %s.meta' % (cfg.LAST_FILE, cfg.BEST_FILE))

        # Just record test result
        my_eval.clear('Test')
        for indexes, masks, truth in test_batch:
            dy.renew_cg()
            vectors = token_repre(indexes, False)

            vectors = encoder(vectors, np.array(masks['1D']).T)
            #vectors= encoder(vectors, vectors, vectors, np.array(masks['1D']).T)
            #vectors = encoder(vectors, vectors, vectors, np.array(masks['1D']).T, cfg.RNN_DROP)
            #vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP, np.array(masks['1D']).T, False, False)

            pred = decoder(vectors, masks, None, cnt_iter, False, True)
            my_eval.add_truth('Test', truth)
            my_eval.add_pred('Test', pred)
        my_eval.evaluation('Test', cfg.PRED_TEST, cfg.TEST)
    my_eval.print_best_result('Valid')

    # Final Test
    test_pc = dy.ParameterCollection()
    token_repre, encoder, decoder = dy.load(cfg.BEST_FILE, test_pc)
    my_eval.clear('Test')
    for indexes, masks, truth in test_batch:
        dy.renew_cg()
        vectors = token_repre(indexes, False)

        vectors = encoder(vectors, np.array(masks['1D']).T)
        #vectors= encoder(vectors, vectors, vectors, np.array(masks['1D']).T)
        #vectors = encoder(vectors, vectors, vectors, np.array(masks['1D']).T, cfg.RNN_DROP)
        #vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP, np.array(masks['1D']).T, False, False)

        pred = decoder(vectors, masks, None, 0, False, True)
        my_eval.add_truth('Test', truth)
        my_eval.add_pred('Test', pred)
    my_eval.evaluation('Test', cfg.PRED_TEST, cfg.TEST)
Exemplo n.º 8
0
def main():
    # Configuration file processing
    argparser = argparse.ArgumentParser()
    argparser.add_argument('--config_file', default='../configs/debug.cfg')
    argparser.add_argument('--continue_training',
                           action='store_true',
                           help='Load model Continue Training')
    argparser.add_argument('--name',
                           default='experiment',
                           help='The name of the experiment.')
    argparser.add_argument('--model',
                           default='s2s',
                           help='s2s: seq2seq-head-selection-model'
                           's2tBFS: seq2tree-BFS-decoder-model'
                           's2tDFS: seq2tree-DFS-decoder-model')
    argparser.add_argument('--gpu', default='0', help='GPU ID (-1 to cpu)')
    args, extra_args = argparser.parse_known_args()
    cfg = IniConfigurator(args.config_file, extra_args)

    # Logger setting
    logger = dual_channel_logger(
        __name__,
        file_path=cfg.LOG_FILE,
        file_model='w',
        formatter='%(asctime)s - %(levelname)s - %(message)s',
        time_formatter='%m-%d %H:%M')
    from eval.script_evaluator import ScriptEvaluator

    # DyNet setting
    os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
    import dynet_config
    dynet_config.set(mem=cfg.DYNET_MEM, random_seed=cfg.DYNET_SEED)
    dynet_config.set_gpu()
    import dynet as dy
    from models.token_representation import TokenRepresentation
    from antu.nn.dynet.seq2seq_encoders import DeepBiRNNBuilder, orthonormal_VanillaLSTMBuilder
    from models.graph_nn_decoder import GraphNNDecoder

    # Build the dataset of the training process
    # Build data reader
    data_reader = PTBReader(
        field_list=['word', 'tag', 'head', 'rel'],
        root='0\t**root**\t_\t**rcpos**\t**rpos**\t_\t0\t**rrel**\t_\t_',
        spacer=r'[\t]',
    )
    # Build vocabulary with pretrained glove
    vocabulary = Vocabulary()
    g_word, _ = glove_reader(cfg.GLOVE)
    pretrained_vocabs = {'glove': g_word}
    vocabulary.extend_from_pretrained_vocab(pretrained_vocabs)
    # Setup datasets
    datasets_settings = {
        'train': DatasetSetting(cfg.TRAIN, True),
        'dev': DatasetSetting(cfg.DEV, False),
        'test': DatasetSetting(cfg.TEST, False),
    }
    datasets = PTBDataset(vocabulary, datasets_settings, data_reader)
    counters = {'word': Counter(), 'tag': Counter(), 'rel': Counter()}
    datasets.build_dataset(counters,
                           no_pad_namespace={'rel'},
                           no_unk_namespace={'rel'})

    # Build model
    # Parameter
    pc = dy.ParameterCollection()
    trainer = dy.AdamTrainer(pc,
                             alpha=cfg.LR,
                             beta_1=cfg.ADAM_BETA1,
                             beta_2=cfg.ADAM_BETA2,
                             eps=cfg.EPS)

    # Token Representation Layer
    token_repre = TokenRepresentation(pc, cfg, datasets.vocabulary)
    # BiLSTM Encoder Layer
    encoder = DeepBiRNNBuilder(pc, cfg.ENC_LAYERS, token_repre.token_dim,
                               cfg.ENC_H_DIM, orthonormal_VanillaLSTMBuilder)
    # GNN Decoder Layer
    decoder = GraphNNDecoder(pc, cfg, datasets.vocabulary)
    # PTB Evaluator
    my_eval = ScriptEvaluator(['Valid', 'Test'], datasets.vocabulary)

    # Build Training Batch
    def cmp(ins):
        return len(ins['word'])

    train_batch = datasets.get_batches('train', cfg.TRAIN_BATCH_SIZE, True,
                                       cmp, True)
    valid_batch = list(
        datasets.get_batches('dev', cfg.TEST_BATCH_SIZE, False, cmp, False))
    test_batch = list(
        datasets.get_batches('test', cfg.TEST_BATCH_SIZE, False, cmp, False))

    # Train model
    BEST_DEV_LAS = BEST_DEV_UAS = BEST_ITER = cnt_iter = 0
    valid_loss = [[] for i in range(cfg.GRAPH_LAYERS + 3)]
    logger.info("Experiment name: %s" % args.name)
    SHA = os.popen('git log -1 | head -n 1 | cut -c 8-13').readline().rstrip()
    logger.info('Git SHA: %s' % SHA)
    while cnt_iter < cfg.MAX_ITER:
        dy.renew_cg()
        cnt_iter += 1
        indexes, masks, truth = train_batch.__next__()
        vectors = token_repre(indexes, True)
        vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP,
                          np.array(masks['1D']).T, True)
        loss, part_loss = decoder(vectors, masks, truth, True, True)
        for i, l in enumerate([loss] + part_loss):
            valid_loss[i].append(l.value())
        loss.backward()
        trainer.learning_rate = cfg.LR * cfg.LR_DECAY**(cnt_iter /
                                                        cfg.LR_ANNEAL)
        trainer.update()

        if cnt_iter % cfg.VALID_ITER:
            continue

        # Validation
        for i in range(len(valid_loss)):
            valid_loss[i] = str(round(np.mean(valid_loss[i]), 2))
        avg_loss = ', '.join(valid_loss)
        logger.info("")
        logger.info("Iter: %d-%d, Avg_loss: %s, LR (%f), Best (%d)" %
                    (cnt_iter / cfg.VALID_ITER, cnt_iter, avg_loss,
                     trainer.learning_rate, BEST_ITER))

        valid_loss = [[] for i in range(cfg.GRAPH_LAYERS + 3)]
        my_eval.clear('Valid')
        for indexes, masks, truth in valid_batch:
            dy.renew_cg()
            vectors = token_repre(indexes, False)
            vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP,
                              np.array(masks['1D']).T, False)
            pred = decoder(vectors, masks, None, False, True)
            my_eval.add_truth('Valid', truth)
            my_eval.add_pred('Valid', pred)
        dy.save(cfg.LAST_FILE, [token_repre, encoder, decoder])
        if my_eval.evaluation('Valid', cfg.PRED_DEV, cfg.DEV):
            BEST_ITER = cnt_iter / cfg.VALID_ITER
            os.system('cp %s.data %s.data' % (cfg.LAST_FILE, cfg.BEST_FILE))
            os.system('cp %s.meta %s.meta' % (cfg.LAST_FILE, cfg.BEST_FILE))

        # Just record test result
        my_eval.clear('Test')
        for indexes, masks, truth in test_batch:
            dy.renew_cg()
            vectors = token_repre(indexes, False)
            vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP,
                              np.array(masks['1D']).T, False)
            pred = decoder(vectors, masks, None, False, True)
            my_eval.add_truth('Test', truth)
            my_eval.add_pred('Test', pred)
        my_eval.evaluation('Test', cfg.PRED_TEST, cfg.TEST)
    my_eval.print_best_result('Valid')

    test_pc = dy.ParameterCollection()
    token_repre, encoder, decoder = dy.load(cfg.BEST_FILE, test_pc)

    my_eval.clear('Test')
    test_batch = datasets.get_batches('test', cfg.TEST_BATCH_SIZE, False, cmp,
                                      False)
    for indexes, masks, truth in test_batch:
        dy.renew_cg()
        vectors = token_repre(indexes, False)
        vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP,
                          np.array(masks['1D']).T, False)
        pred = decoder(vectors, masks, None, False, True)
        my_eval.add_truth('Test', truth)
        my_eval.add_pred('Test', pred)
    my_eval.evaluation('Test', cfg.PRED_TEST, cfg.TEST)
Exemplo n.º 9
0
"""Simplest possible neural language model:
    use word w_i to predict word w_(i + 1)
"""
import os
import pickle
from time import clock
from math import exp
from matplotlib import pyplot as plt
from matplotlib import patches
import dynet_config
dynet_config.set(random_seed=42, autobatch=1)
dynet_config.set_gpu(True)
import dynet as dy

N_GRAM_SIZE = 1

MAX_EPOCHS = 20
BATCH_SIZE = 32
HIDDEN_DIM = 32
USE_UNLABELED = False
VOCAB_SIZE = 4748


def make_batches(data, batch_size):
    batches = []
    batch = []
    for pair in data:
        if len(batch) == batch_size:
            batches.append(batch)
            batch = []
Exemplo n.º 10
0
import os
import sys
import time
from optparse import OptionParser

from dynet import *
from evaluation import *
from raw_data import make_data_instance
from semafor_evaluation import convert_conll_to_frame_elements
import dynet_config
from datetime import datetime
import numpy as np
import traceback
from pprint import pprint
import nltk
dynet_config.set_gpu("GPU:0")

##########################################
# functions
def combine_examples(corpus_ex):
    """
    Target ID needs to be trained for all targets in the sentence jointly, as opposed to
    frame and arg ID. Returns all target annotations for a given sentence.
    """
    combined_ex = [corpus_ex[0]]
    for ex in corpus_ex[1:]:
        if ex.sent_num == combined_ex[-1].sent_num:
            current_sent = combined_ex.pop()
            target_frame_dict = current_sent.targetframedict.copy()
            target_frame_dict.update(ex.targetframedict)
            current_sent.targetframedict = target_frame_dict
Exemplo n.º 11
0
import argparse
import dynet_config
dynet_config.set_gpu(True)  # actually, this statement does not work.

dy_seed = 1314159
#dy_seed = 78996
dynet_config.set(mem='4096', random_seed=dy_seed)
import dynet as dy
import random
from utils import *
from evals import *
import os
import pickle
from model import Model


def run(args, flag2embedding_path, test_ids):
    """

    :param args: user-specific arguments
    :param flag2embedding_path: flag to word embedding path
    :param test_ids: list of sample id for testing, only used for cross-validation
    :return:
    """
    win_size = args.win
    ds_name = args.ds_name
    train_set, test_test, vocab, _, tag_vocab, tag_inv_vocab = build_dataset(
        ds_name=ds_name,
        win=win_size,
        mode=args.running_mode,
        test_ids=test_ids)
Exemplo n.º 12
0
def main():
    # Configuration file processing
    argparser = argparse.ArgumentParser()
    argparser.add_argument('--config_file', default='../configs/debug.cfg')
    argparser.add_argument('--continue_training', action='store_true',
                           help='Load model Continue Training')
    argparser.add_argument('--name', default='experiment',
                           help='The name of the experiment.')
    argparser.add_argument('--model', default='s2s',
                           help='s2s: seq2seq-head-selection-model'
                           's2tBFS: seq2tree-BFS-decoder-model'
                           's2tDFS: seq2tree-DFS-decoder-model')
    argparser.add_argument('--gpu', default='0', help='GPU ID (-1 to cpu)')
    args, extra_args = argparser.parse_known_args()
    cfg = IniConfigurator(args.config_file, extra_args)

    # Logger setting
    logger = dual_channel_logger(
        __name__,
        file_path=cfg.LOG_FILE,
        file_model='w',
        formatter='%(asctime)s - %(levelname)s - %(message)s',
        time_formatter='%m-%d %H:%M')
    from eval.script_evaluator import ScriptEvaluator

    # DyNet setting
    os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu
    import dynet_config
    dynet_config.set(mem=cfg.DYNET_MEM, random_seed=cfg.DYNET_SEED)
    dynet_config.set_gpu()
    import dynet as dy

    # Build the dataset of the training process
    # Build data reader
    data_reader = PTBReader(
        field_list=['word', 'tag', 'head', 'rel'],
        root='0\t**root**\t_\t**rcpos**\t**rpos**\t_\t0\t**rrel**\t_\t_',
        spacer=r'[\t]',)
    # Build vocabulary with pretrained glove
    vocabulary = Vocabulary()
    g_word, _ = glove_reader(cfg.GLOVE)
    pretrained_vocabs = {'glove': g_word}
    vocabulary.extend_from_pretrained_vocab(pretrained_vocabs)
    # Setup datasets
    datasets_settings = {'train': DatasetSetting(cfg.TRAIN, True),
                         'dev': DatasetSetting(cfg.DEV, False),
                         'test': DatasetSetting(cfg.TEST, False), }
    datasets = PTBDataset(vocabulary, datasets_settings, data_reader)
    counters = {'word': Counter(), 'tag': Counter(), 'rel': Counter()}
    datasets.build_dataset(counters, no_pad_namespace={'rel'},
                           no_unk_namespace={'rel'})

    logger.info("Experiment name: %s" % args.name)
    SHA = os.popen('git log -1 | head -n 1 | cut -c 8-13').readline().rstrip()
    logger.info('Git SHA: %s' % SHA)

    # Build Test model
    test_pc = dy.ParameterCollection()
    token_repre, encoder, decoder = dy.load(cfg.BEST_FILE, test_pc)

    # PTB Evaluator
    my_eval = ScriptEvaluator(['Valid', 'Test'], datasets.vocabulary)
    my_eval.clear('Test')

    def cmp(ins):
        return len(ins['word'])
    test_batch = datasets.get_batches('test', cfg.TEST_BATCH_SIZE, False, cmp,
                                      False)
    for indexes, masks, truth in test_batch:
        dy.renew_cg()
        vectors = token_repre(indexes, False)
        vectors = encoder(vectors, None, cfg.RNN_DROP, cfg.RNN_DROP, False)
        pred = decoder(vectors, masks, None, False, True)
        my_eval.add_truth('Test', truth)
        my_eval.add_pred('Test', pred)
    my_eval.evaluation('Test', cfg.PRED_TEST, cfg.TEST)