petite-difference-challenge2/eval.py

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2020-05-02 14:15:21 +02:00
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import gzip
import logging
import lzma
from typing import List
from simpletransformers.classification import ClassificationModel
from tqdm import tqdm
MAPPER_LABERL2ID = {
'F': 0,
'M': 1,
}
MAPPER_ID2LABEL = dict([(v, k) for k, v in MAPPER_LABERL2ID.items()])
logger = logging.getLogger(__name__)
def open_file(path, *args):
if path.endswith('gz'):
fopen = gzip.open
elif path.endswith('xz'):
fopen = lzma.open
else:
fopen = open
return fopen(path, *args)
def load_test(path: str) -> List[str]:
data = []
logger.info(f'Loading {path}')
with open_file(path, 'rt') as f:
for line in tqdm(f):
line = line.strip()
data.append(line)
return data
if __name__ == '__main__':
logging.basicConfig(level=logging.INFO)
transformers_logger = logging.getLogger('transformers')
# Change arguments
seq_len = 128
model_size = 'small'
corpus = 'base'
sliding = False
valid = 'dev-0'
args = {
'max_seq_length': seq_len,
'eval_batch_size': 100,
'reprocess_input_data': True,
'sliding_window': sliding,
}
model = ClassificationModel('roberta', 'outputs/best_model',
num_labels=2, args=args)
output_name = f'model={model_size},corpus={corpus}'\
f',seq_len={seq_len},sliding={sliding}'\
f',valid={valid}'
for test_name in ['dev-0', 'dev-1', 'test-A']:
logger.info(f'START TESTING {test_name}')
test_data = load_test(f'data/{test_name}/in.tsv.xz')
predictions, raw_outputs = model.predict(test_data)
logger.info('Saving predictions')
with open_file(f'data/{test_name}/out-{output_name}.tsv', 'wt') as w:
for prediction in predictions:
label_name = MAPPER_ID2LABEL[prediction]
w.write(f'{label_name}\n')