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import argparse |
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from transformers import AutoTokenizer, AutoModelForCausalLM, StoppingCriteria |
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import torch |
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import os |
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import json |
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from tqdm import tqdm |
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import shortuuid |
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from llava.conversation import default_conversation |
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from llava.utils import disable_torch_init |
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@torch.inference_mode() |
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def eval_model(model_name, questions_file, answers_file): |
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disable_torch_init() |
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model_name = os.path.expanduser(model_name) |
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tokenizer = AutoTokenizer.from_pretrained(model_name, use_fast=False) |
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model = AutoModelForCausalLM.from_pretrained(model_name, |
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torch_dtype=torch.float16).cuda() |
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ques_file = open(os.path.expanduser(questions_file), "r") |
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ans_file = open(os.path.expanduser(answers_file), "w") |
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for i, line in enumerate(tqdm(ques_file)): |
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idx = json.loads(line)["question_id"] |
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qs = json.loads(line)["text"] |
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cat = json.loads(line)["category"] |
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conv = default_conversation.copy() |
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conv.append_message(conv.roles[0], qs) |
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prompt = conv.get_prompt() |
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inputs = tokenizer([prompt]) |
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input_ids = torch.as_tensor(inputs.input_ids).cuda() |
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output_ids = model.generate( |
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input_ids, |
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do_sample=True, |
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use_cache=True, |
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temperature=0.7, |
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max_new_tokens=1024,) |
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outputs = tokenizer.batch_decode(output_ids, skip_special_tokens=True)[0] |
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try: |
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index = outputs.index(conv.sep, len(prompt)) |
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except ValueError: |
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outputs += conv.sep |
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index = outputs.index(conv.sep, len(prompt)) |
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outputs = outputs[len(prompt) + len(conv.roles[1]) + 2:index].strip() |
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ans_id = shortuuid.uuid() |
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ans_file.write(json.dumps({"question_id": idx, |
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"text": outputs, |
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"answer_id": ans_id, |
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"model_id": model_name, |
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"metadata": {}}) + "\n") |
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ans_file.flush() |
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ans_file.close() |
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if __name__ == "__main__": |
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parser = argparse.ArgumentParser() |
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parser.add_argument("--model-name", type=str, default="facebook/opt-350m") |
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parser.add_argument("--question-file", type=str, default="tables/question.jsonl") |
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parser.add_argument("--answers-file", type=str, default="answer.jsonl") |
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args = parser.parse_args() |
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eval_model(args.model_name, args.question_file, args.answers_file) |
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