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biorelex_code.py
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biorelex_code.py
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# -*- coding: utf-8 -*-
from __future__ import print_function
import io
import os
import json
import argparse
import torch
from constants import *
from transformers import *
from models import JointModel
from utils import prepare_configs
from data import DataInstance, tokenize
def load_components(model_path, config_name = 'basic'):
configs = prepare_configs(config_name, BIORELEX, 0)
tokenizer = AutoTokenizer.from_pretrained(configs['transformer'])
model = JointModel(configs)
checkpoint = torch.load(model_path, map_location=model.device)
model.load_state_dict(checkpoint['model_state_dict'], strict=False)
return tokenizer, model
def predict(model, tokenizer, sample):
id, text = sample['id'], sample['text']
test_sample = DataInstance(sample, id, text, tokenize(tokenizer, text.split(' ')))
with torch.no_grad():
pred_sample = model.predict(test_sample)
return pred_sample
def main():
parser = argparse.ArgumentParser()
parser.add_argument('model_dir', type=str,
help='Path to the pretrained model.')
parser.add_argument('input_dir', type=str,
help='Path to directory containing input.json.')
parser.add_argument('output_dir', type=str,
help='Path to output directory to write predictions.json in.')
parser.add_argument('shared_dir', type=str,
help='Path to shared directory.')
args = parser.parse_args()
# Collect information on known relations
self_path = os.path.realpath(__file__)
self_dir = os.path.dirname(self_path)
# Load main components
tokenizer, model = load_components(args.model_dir)
# Read input samples and predict w.r.t. set of relations.
input_json_path = os.path.join(args.input_dir, 'input.json')
output_json_path = os.path.join(args.output_dir, 'predictions.json')
with io.open(input_json_path, 'r', encoding='utf-8') as f:
data = json.load(f)
predictions = []
for sample in data:
sample = predict(model, tokenizer, sample)
predictions.append(sample)
with open(output_json_path, 'w') as f:
json.dump(predictions, f, indent=True)
if __name__ == "__main__":
main()