def _run_model(_, args):
run_file = args.test
out_file = args.output
vocab_file = args.vocab
model_file = args.parameter_file
batch_size = args.batch_size
word_embeddings = None
model_class = INCLUDED_MODELS.get(args.model_name)
vocab = Vocabulary().load(vocab_file)
model = model_class(vocab, word_embeddings)
parser = Model(
model,
decoder="eisner",
loss="kiperwasser",
optimizer="adam",
strategy="bucket",
vocab=vocab,
)
parser.load_from_file(model_file)
run_data = vocab.tokenize_conll(run_file)
predictions = parser.run(run_data, batch_size)
write_predictions_to_file(predictions,
reference_file=run_file,
output_file=out_file,
vocab=vocab)
print(">> Wrote predictions to conllu file %s" % out_file)
def _eval_model(_, args):
test_file = args.filename
vocab_file = args.vocab
model_file = args.parameter_file
batch_size = args.batch_size
word_embeddings = None
model_class = INCLUDED_MODELS.get(args.model_name)
vocab = Vocabulary().load(vocab_file)
model = model_class(vocab, word_embeddings)
parser = Model(
model,
decoder="eisner",
loss="kiperwasser",
optimizer="adam",
strategy="bucket",
vocab=vocab,
)
parser.load_from_file(model_file)
test_data = vocab.tokenize_conll(test_file)
metrics = parser.evaluate(test_file, test_data, batch_size=batch_size)
for key, value in metrics.items():
print(key, round(value, 3))
def _load_model(self):
""" load original K&G model and vocab
"""
self.vocab = Vocabulary(self.model_config['only_words'])
self.vocab.load(self.model_config['vocab_file'])
self.parser = DependencyParserPytorch(self.vocab,
self.model_config['upos_dim'],
self.model_config['word_dim'],
self.model_config['hidden_dim'])
self.model = ParserModel(self.parser,
decoder="eisner",
loss="kiperwasser",
optimizer="adam",
strategy="bucket",
vocab=self.vocab)
self.model.load_from_file(self.model_config['model_file'])
def _train_model(_, args):
train_file = args.train
dev_file = args.dev
epochs = args.epochs
vocab_dest = args.vocab
model_dest = args.parameter_file
batch_size = args.batch_size
embedding_file = None
model_class = INCLUDED_MODELS.get(args.model_name)
if not model_class:
raise ValueError("Model %s doesn't exist." % args.model)
# Disable patience if there is no dev. set
patience = args.patience if dev_file else -1
vocab = Vocabulary().fit(train_file, embedding_file)
word_embeddings = vocab.load_embedding() if embedding_file else None
if word_embeddings:
print("> Embedding shape", word_embeddings.shape)
# save vocab for reproducability later
print("> Saving vocabulary to", vocab_dest)
vocab.save(vocab_dest)
# prep data
print(">> Loading in data")
training_data = vocab.tokenize_conll(train_file)
dev_data = vocab.tokenize_conll(dev_file) if dev_file else None
# instantiate model
model = model_class(vocab, word_embeddings)
# 'best' only saves models that improve results on the dev. set
# 'epoch' saves models on each epoch to a file appended with the epoch number
save_mode = "best" if dev_file else "epoch"
save_callback = ModelSaveCallback(model_dest, mode=save_mode)
callbacks = [save_callback]
# prep params
parser = Model(
model,
decoder="eisner",
loss="kiperwasser",
optimizer="adam",
strategy="bucket",
vocab=vocab,
)
parser.train(
training_data,
dev_file,
dev_data,
epochs=epochs,
batch_size=batch_size,
callbacks=callbacks,
patience=patience,
)
def load_or_create_vocab(arguments):
vocab = Vocabulary(arguments.only_words)
# load or create vocabulary
try:
vocab.load(arguments.vocab_file)
except:
vocab = vocab.fit(arguments.train)
# save vocab for reproducability later
logging.info("> saving vocab to %s" % (arguments.vocab_file))
vocab.save(arguments.vocab_file)
return vocab
def load_or_create_vocab_and_embs(arguments):
vocab = Vocabulary(arguments.only_words)
# load or create vocabulary
try:
vocab.load(arguments.vocab_file)
except:
if arguments.embs == None:
vocab = vocab.fit(arguments.train)
else:
vocab = vocab.fit(arguments.train, arguments.embs)
# save vocab for reproducability later
logging.info("> saving vocab to %s" % (arguments.vocab_file))
vocab.save(arguments.vocab_file)
if arguments.embs == None:
embs = None
else:
embs = vocab.load_embedding()
logging.info('shape %s' % (embs.shape))
return vocab, embs
def write_predictions_to_file(predictions: Iterable, reference_file: str,
output_file: str, vocab: Vocabulary):
indices, arcs, rels = zip(*predictions)
flat_arcs = _flat_map(arcs)
flat_rels = _flat_map(rels)
idx = 0
with open(reference_file,
encoding="UTF-8") as f, open(output_file, 'w',
encoding="UTF-8") as fo:
for line in f.readlines():
if re.match(r'\d+\t', line):
info = line.strip().split()
assert len(info) == 10, 'Illegal line: %s' % line
info[6] = str(flat_arcs[idx])
info[7] = vocab.id2rel(flat_rels[idx])
fo.write('\t'.join(info) + '\n')
idx += 1
else:
fo.write(line)
parser = argparse.ArgumentParser()
parser.add_argument("--train", required=True)
parser.add_argument("--dev", required=True)
parser.add_argument("--test", required=True)
parser.add_argument("--model", required=True)
arguments, unknown = parser.parse_known_args()
TRAIN_FILE = arguments.train
DEV_FILE = arguments.dev
TEST_FILE = arguments.test
MODEL_FILE = arguments.model
n_epochs = 5
vocab = Vocabulary()
vocab.fit(TRAIN_FILE)
print(">> Loading in data")
TRAIN = vocab.tokenize_conll(arguments.train)
DEV = vocab.tokenize_conll(arguments.dev)
TEST = vocab.tokenize_conll(arguments.test)
encoder = BetaEncodeHandler()
print("> pre-encoding edges")
s = time.time()
TRAIN = pre_encode(encoder, TRAIN, accumulate_vocab=True)
DEV = pre_encode(encoder, DEV)
TEST = pre_encode(encoder, TEST)
print(">> done pre-encoding", time.time() - s)
class EmbeddingsExtractor(object):
def __init__(self, logging_file, model_config):
# configure logging
self.logging_file = logging_file
self._configure_logging()
self.model_config = model_config
logging.info(model_config)
# load vocabulary, parser and model
self._load_model()
# create lstms
self._create_lstms()
def _configure_logging(self):
logging.basicConfig(filename=self.logging_file,
level=logging.DEBUG,
format="%(asctime)s:%(levelname)s:\t%(message)s")
def _load_model(self):
""" load original K&G model and vocab
"""
self.vocab = Vocabulary(self.model_config['only_words'])
self.vocab.load(self.model_config['vocab_file'])
self.parser = DependencyParserPytorch(self.vocab,
self.model_config['upos_dim'],
self.model_config['word_dim'],
self.model_config['hidden_dim'])
self.model = ParserModel(self.parser,
decoder="eisner",
loss="kiperwasser",
optimizer="adam",
strategy="bucket",
vocab=self.vocab)
self.model.load_from_file(self.model_config['model_file'])
def _create_lstms(self):
# create and initialize FWD and BWD biLSTMs with model parameters
input_size = self.model_config['word_dim'] + self.model_config[
'upos_dim']
state_dict = self.parser.deep_bilstm.state_dict()
self.lstm_fwd_0 = nn.LSTM(input_size=input_size,
hidden_size=self.model_config['hidden_dim'],
num_layers=1,
batch_first=True,
bidirectional=False)
new_state_dict = collections.OrderedDict()
new_state_dict['weight_hh_l0'] = state_dict['lstm.weight_hh_l0']
new_state_dict['weight_ih_l0'] = state_dict['lstm.weight_ih_l0']
new_state_dict['bias_hh_l0'] = state_dict['lstm.bias_hh_l0']
new_state_dict['bias_ih_l0'] = state_dict['lstm.bias_ih_l0']
self.lstm_fwd_0.load_state_dict(new_state_dict)
self.lstm_bwd_0 = nn.LSTM(input_size=input_size,
hidden_size=self.model_config['hidden_dim'],
num_layers=1,
batch_first=True,
bidirectional=False)
new_state_dict = collections.OrderedDict()
new_state_dict['weight_hh_l0'] = state_dict[
'lstm.weight_hh_l0_reverse']
new_state_dict['weight_ih_l0'] = state_dict[
'lstm.weight_ih_l0_reverse']
new_state_dict['bias_hh_l0'] = state_dict['lstm.bias_hh_l0_reverse']
new_state_dict['bias_ih_l0'] = state_dict['lstm.bias_ih_l0_reverse']
self.lstm_bwd_0.load_state_dict(new_state_dict)
# NOTICE! input_size = 2*hidden_dim?
self.lstm_fwd_1 = nn.LSTM(input_size=2 *
self.model_config['hidden_dim'],
hidden_size=self.model_config['hidden_dim'],
num_layers=1,
batch_first=True,
bidirectional=False)
new_state_dict = collections.OrderedDict()
new_state_dict['weight_hh_l0'] = state_dict['lstm.weight_hh_l1']
new_state_dict['weight_ih_l0'] = state_dict['lstm.weight_ih_l1']
new_state_dict['bias_hh_l0'] = state_dict['lstm.bias_hh_l1']
new_state_dict['bias_ih_l0'] = state_dict['lstm.bias_ih_l1']
self.lstm_fwd_1.load_state_dict(new_state_dict)
# NOTICE! input_size = 2*hidden_dim?
self.lstm_bwd_1 = nn.LSTM(input_size=2 *
self.model_config['hidden_dim'],
hidden_size=self.model_config['hidden_dim'],
num_layers=1,
batch_first=True,
bidirectional=False)
new_state_dict = collections.OrderedDict()
new_state_dict['weight_hh_l0'] = state_dict[
'lstm.weight_hh_l1_reverse']
new_state_dict['weight_ih_l0'] = state_dict[
'lstm.weight_ih_l1_reverse']
new_state_dict['bias_hh_l0'] = state_dict['lstm.bias_hh_l1_reverse']
new_state_dict['bias_ih_l0'] = state_dict['lstm.bias_ih_l1_reverse']
self.lstm_bwd_1.load_state_dict(new_state_dict)
def generate_embeddings(self, input_file):
logging.info(
"\n\n\n==================================================================================================="
)
logging.info("Generating K&G contextual embeddings for %s" %
input_file)
logging.info(
"===================================================================================================\n"
)
# generate tokenized data
tokenized_sentences = self.vocab.tokenize_conll(input_file)
embs = {}
for i, sample in enumerate(tokenized_sentences):
self.model.backend.renew_cg() # for pytorch it is just 'pass'
# get embeddings
words, lemmas, tags, heads, rels, chars = sample
words = self.model.backend.input_tensor(np.array([words]),
dtype="int")
tags = self.model.backend.input_tensor(np.array([tags]),
dtype="int")
word_embs = self.parser.wlookup(words)
tags_embs = self.parser.tlookup(
tags) # TODO think if it makes sense to use tag_embs or not!
input_data0 = torch.cat(
[word_embs, tags_embs],
dim=-1) # dim 1x8x125 (if we have 8 words in the sentence)
input_data0_reversed = torch.flip(input_data0, (1, ))
# feed data
out_lstm_fwd_0, hidden_lstm_fwd_0 = self.lstm_fwd_0(input_data0)
out_lstm_bwd_0, hidden_lstm_bwd_0 = self.lstm_bwd_0(
input_data0_reversed)
input_data1 = torch.cat((out_lstm_fwd_0, out_lstm_bwd_0), 2)
input_data1_reversed = torch.flip(input_data1, (1, ))
out_lstm_fwd_1, hidden_lstm_fwd_1 = self.lstm_fwd_1(input_data1)
out_lstm_bwd_1, hidden_lstm_bwd_1 = self.lstm_bwd_1(
input_data1_reversed)
# generate embeddings
out_lstm_bwd_0 = torch.flip(out_lstm_bwd_0, (1, ))
out_lstm_bwd_1 = torch.flip(out_lstm_bwd_1, (1, ))
# TODO in ELMo they perform a task-dependant weighted sum of the concatenation of L0 (initial embeddings), L1 and L2;
# As our input has varying sizes and we are not weighting the layers, we'll just concatenate everything.
# TODO for the syntactic probes, ELMo stores sepparately the three layers, so maybe we can do the same at least with layer 0 and layer1 ¿?
sentence_embeddings = torch.cat(
(input_data0, out_lstm_fwd_0, out_lstm_bwd_0, out_lstm_fwd_1,
out_lstm_bwd_1), 2) # 1 x 8 x 125+100+100+100+100 = 525
embs[i] = sentence_embeddings
return embs
@staticmethod
def save_to_hdf5(embeddings, file_path, skip_root=False):
# save embeddings in hdf5 format
# Write contextual word representations to disk for each of the train, dev, and test split in hdf5 format, where the
# index of the sentence in the conllx file is the key to the hdf5 dataset object. That is, your dataset file should
# look a bit like {'0': <np.ndarray(size=(1,SEQLEN1,FEATURE_COUNT))>, '1':<np.ndarray(size=(1,SEQLEN1,FEATURE_COUNT))>...}, etc.
# Note here that SEQLEN for each sentence must be the number of tokens in the sentence as specified by the conllx file.
with h5py.File(file_path, 'w') as f:
for k, v in embeddings.items():
logging.info('creating dataset for k %s' % str(k))
sentence_embs = v.detach().numpy()
if skip_root:
sentence_embs = sentence_embs[:, 1:, :]
f.create_dataset(str(k), data=sentence_embs)
@staticmethod
def check_hdf5_file(file_path):
with h5py.File(file_path, 'r') as f:
for item in f.items():
logging.info(item)
def compute_vocab_size(vocab_file):
vocab = Vocabulary()
vocab.load(vocab_file)
logging.info('Size of %s: %s' % (vocab_file, vocab.vocab_size))
def main():
parser = argparse.ArgumentParser()
parser.add_argument(
"--train",
dest="train",
help="Annotated CONLL train file",
metavar="FILE",
required=True,
)
parser.add_argument(
"--dev",
dest="dev",
help="Annotated CONLL dev file",
metavar="FILE",
required=True,
)
parser.add_argument(
"--test",
dest="test",
help="Annotated CONLL dev test",
metavar="FILE",
required=True,
)
parser.add_argument("--epochs", dest="epochs", type=int, default=30)
parser.add_argument("--tb_dest", dest="tb_dest")
parser.add_argument("--vocab_dest", dest="vocab_dest")
parser.add_argument("--model_dest", dest="model_dest", required=True)
parser.add_argument(
"--embs", dest="embs", help="pre-trained embeddings file name", required=False
)
parser.add_argument(
"--no_update_pretrained_emb",
dest="no_update_pretrained_emb",
help="don't update the pretrained embeddings during training",
default=False,
action="store_true",
)
parser.add_argument("--patience", dest="patience", type=int, default=-1)
arguments, unknown = parser.parse_known_args()
n_epochs = arguments.epochs
vocab = Vocabulary()
if arguments.embs:
vocab = vocab.fit(arguments.train, arguments.embs)
embs = vocab.load_embedding()
print("shape", embs.shape)
else:
vocab = vocab.fit(arguments.train)
embs = None
# save vocab for reproducability later
if arguments.vocab_dest:
print("> saving vocab to", arguments.vocab_dest)
vocab.save(arguments.vocab_dest)
# prep data
print(">> Loading in data")
training_data = vocab.tokenize_conll(arguments.train)
dev_data = vocab.tokenize_conll(arguments.dev)
test_data = vocab.tokenize_conll(arguments.test)
# instantiate model
model = DependencyParser(vocab, embs)
callbacks = []
tensorboard_logger = None
if arguments.tb_dest:
tensorboard_logger = TensorboardLoggerCallback(arguments.tb_dest)
callbacks.append(tensorboard_logger)
save_callback = ModelSaveCallback(arguments.model_dest)
callbacks.append(save_callback)
# prep params
parser = Model(
model,
decoder="eisner",
loss="kiperwasser",
optimizer="adam",
strategy="bucket",
vocab=vocab,
)
parser.train(
training_data,
arguments.dev,
dev_data,
epochs=n_epochs,
batch_size=32,
callbacks=callbacks,
patience=arguments.patience,
)
parser.load_from_file(arguments.model_dest)
metrics = parser.evaluate(arguments.test, test_data, batch_size=32)
test_UAS = metrics["nopunct_uas"]
test_LAS = metrics["nopunct_las"]
print(metrics)
if arguments.tb_dest and tensorboard_logger:
tensorboard_logger.raw_write("test_UAS", test_UAS)
tensorboard_logger.raw_write("test_LAS", test_LAS)
print()
print(">>> Model maxed on dev at epoch", save_callback.best_epoch)
print(">>> Test score:", test_UAS, test_LAS)
parser.add_argument("--dev", dest="dev", help="Annotated CONLL dev file", metavar="FILE", required=True)
parser.add_argument("--test", dest="test", help="Annotated CONLL dev test", metavar="FILE", required=True)
parser.add_argument("--epochs", dest="epochs", type=int, default=30)
parser.add_argument("--tb_dest", dest="tb_dest")
parser.add_argument("--vocab_dest", dest="vocab_dest")
parser.add_argument("--model_dest", dest="model_dest", required=True)
parser.add_argument("--embs", dest="embs", help="pre-trained embeddings file name", required=False)
parser.add_argument("--no_update_pretrained_emb", dest="no_update_pretrained_emb", help="don't update the pretrained embeddings during training", default=False, action='store_true')
parser.add_argument("--patience", dest='patience', type=int, default=-1)
parser.add_argument("--dev_mode", dest='dev_mode', default=False, help='small subset of training examples, for code testing', action='store_true')
arguments, unknown = parser.parse_known_args()
n_epochs = arguments.epochs
vocab = Vocabulary()
if arguments.embs == None:
vocab = vocab.fit(arguments.train)
embs = None
else:
vocab = vocab.fit(arguments.train, arguments.embs)
embs = vocab.load_embedding()
print('shape',embs.shape)
# save vocab for reproducability later
if arguments.vocab_dest:
print("> saving vocab to", arguments.vocab_dest)
vocab.save(arguments.vocab_dest)
# prep data
print(">> Loading in data")
if __name__ == "__main__":
ARGPARSER = argparse.ArgumentParser()
ARGPARSER.add_argument("--train", required=True)
ARGPARSER.add_argument("--dev", required=True)
ARGPARSER.add_argument("--test", required=True)
ARGPARSER.add_argument("--model", required=True)
ARGUMENTS, UNK = ARGPARSER.parse_known_args()
TRAIN_FILE = ARGUMENTS.train
DEV_FILE = ARGUMENTS.dev
TEST_FILE = ARGUMENTS.test
MODEL_FILE = ARGUMENTS.model
N_EPOCHS = 5
VOCAB = Vocabulary()
VOCAB.fit(TRAIN_FILE)
print("> Loading in data")
TRAIN = VOCAB.tokenize_conll(ARGUMENTS.train)
DEV = VOCAB.tokenize_conll(ARGUMENTS.dev)
TEST = VOCAB.tokenize_conll(ARGUMENTS.test)
ENCODER = BetaEncodeHandler()
print("> Pre-encoding edges")
START_TIME = time.time()
TRAIN = pre_encode(ENCODER, TRAIN, accumulate_vocab=True)
DEV = pre_encode(ENCODER, DEV)
TEST = pre_encode(ENCODER, TEST)
print(">> Done pre-encoding edges", time.time() - START_TIME)
def main():
"""Main function."""
argparser = argparse.ArgumentParser()
argparser.add_argument("--train", required=True)
argparser.add_argument("--dev", required=True)
argparser.add_argument("--test", required=True)
argparser.add_argument("--emb", dest="emb")
argparser.add_argument("--epochs", dest="epochs", type=int, default=283)
argparser.add_argument("--vocab_dest", dest="vocab_dest", required=True)
argparser.add_argument("--model_dest", dest="model_dest", required=True)
argparser.add_argument("--lstm_layers", dest="lstm_layers", type=int, default=3)
argparser.add_argument("--dropout", type=int, default=0.33)
arguments, _ = argparser.parse_known_args()
# [Data]
min_occur_count = 2
train_file = arguments.train
dev_file = arguments.dev
vocab_destination = arguments.vocab_dest
model_destination = arguments.model_dest
# [Network]
word_dims = 100
tag_dims = 100
lstm_hiddens = 400
mlp_arc_size = 500
mlp_rel_size = 100
lstm_layers = arguments.lstm_layers
dropout_emb = arguments.dropout
dropout_lstm_input = arguments.dropout
dropout_lstm_hidden = arguments.dropout
dropout_mlp = arguments.dropout
# [Hyperparameters for optimizer]
learning_rate = 2e-3
decay = 0.75
decay_steps = 5000
beta_1 = 0.9
beta_2 = 0.9
epsilon = 1e-12
# [Run]
batch_scale = 5000 # for scaled batching
n_epochs = arguments.epochs
vocab = Vocabulary()
vocab = vocab.fit(train_file, arguments.emb, min_occur_count)
embs = vocab.load_embedding(True) if arguments.emb else None
vocab.save(vocab_destination)
model = DozatManning(
vocab,
word_dims,
tag_dims,
dropout_emb,
lstm_layers,
lstm_hiddens,
dropout_lstm_input,
dropout_lstm_hidden,
mlp_arc_size,
mlp_rel_size,
dropout_mlp,
pretrained_embeddings=embs,
)
optimizer = dy.AdamTrainer(
model.parameter_collection, learning_rate, beta_1, beta_2, epsilon
)
# Callbacks
custom_learning_update_callback = UpdateParamsCallback(
optimizer, learning_rate, decay, decay_steps
)
save_callback = ModelSaveCallback(model_destination)
callbacks = [custom_learning_update_callback, save_callback]
parser = Model(
model,
decoder="cle",
loss="crossentropy",
optimizer=optimizer,
strategy="scaled_batch",
vocab=vocab,
)
# Prep data
training_data = vocab.tokenize_conll(arguments.train)
dev_data = vocab.tokenize_conll(arguments.dev)
test_data = vocab.tokenize_conll(arguments.test)
parser.train(
training_data,
dev_file,
dev_data,
epochs=n_epochs,
batch_size=batch_scale,
callbacks=callbacks,
)
parser.load_from_file(model_destination)
metrics = parser.evaluate(arguments.test, test_data, batch_size=batch_scale)
test_uas = metrics["nopunct_uas"]
test_las = metrics["nopunct_las"]
print()
print(metrics)
print(">> Test score:", test_uas, test_las)
if arguments.lstm_layers != 3:
print(
">> WARNING: running with more or less bilstm layers than origin (%d)"
% arguments.lstm_layers)
if arguments.embedding_file is None:
print(">> WARNING: Running without pretrained embeddings.")
if arguments.no_orth_init:
print(">> Warning: running without orthogonal initilization on parameters")
if arguments.dropout < 0.33:
print(">> Warning: running model with less dropout")
vocab = Vocabulary()
vocab = vocab.fit(train_file, pretrained_embeddings_file, min_occur_count)
embs = vocab.load_embedding(
variance_normalize=True) if arguments.embedding_file else None
# save vocab for reproducing later
if vocab_destination:
vocab.save(vocab_destination)
print("> saving vocab to", vocab_destination)
""" """
model = BaseParser(vocab, word_dims, tag_dims, dropout_emb, lstm_layers,
lstm_hiddens, dropout_lstm_input, dropout_lstm_hidden,
mlp_arc_size, mlp_rel_size, dropout_mlp, embs, orth_init)
""" Instantiate custom optimizer """
optimizer = dy.AdamTrainer(model.parameter_collection, learning_rate, beta_1,
beta_2, epsilon)
format="%(asctime)s:%(levelname)s:\t%(message)s")
logging.info(
"\n\n\n==================================================================================================="
)
logging.info("kiperwasser_embeddings_extractor")
logging.info(
"===================================================================================================\n"
)
# load model and vocab
vocab_file = '/home/lpmayos/hd/code/UniParse/models/kiperwasser/1b/bpe/mini/only_words_true/run1/vocab.pkl'
model_file = '/home/lpmayos/hd/code/UniParse/models/kiperwasser/1b/bpe/mini/only_words_true/run1/model.model'
only_words = True
vocab = Vocabulary(only_words)
vocab.load(vocab_file)
embs = None
parser = DependencyParser(vocab, embs, False)
model = ParserModel(parser,
decoder="eisner",
loss="kiperwasser",
optimizer="adam",
strategy="bucket",
vocab=vocab)
model.load_from_file(model_file)
# input_file = '/home/lpmayos/hd/code/cvt_text/data/raw_data/depparse/test_mini.txt'
input_file = '/home/lpmayos/hd/code/structural-probes/example/data/en_ewt-ud-sample/en_ewt-ud-dev.conllu'