Spaces:
Sleeping
Sleeping
Commit
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b154c96
1
Parent(s):
dc672da
Add application file
Browse files- app.py +98 -0
- requirements.txt +5 -0
app.py
ADDED
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import gradio as gr
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import json
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import re
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from bs4 import BeautifulSoup
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from transformers import AutoTokenizer
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from vllm import LLM, SamplingParams
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# Load model and tokenizer
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MODEL_NAME = "tokyotech-llm/Llama-3.1-Swallow-8B-Instruct-v0.3"
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SYS_CONTENT = (
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"あなたは誠実で優秀な日本人の新聞記者です。質問には正確に具体的に答えることができます。"
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"入力される記事について,誰(who)が何(what)をいつ(when)どこ(where)でどうした(how)と書いてますか?"
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"次のJSONの値を埋めて返して下さい.どこ(where)には地図で示せるくらい具体的な地名や施設名を入れてください。"
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"もしも該当の情報が記事になければJSONの値を空にしてください。"
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"{ \"who\": \"...\", \"what\": \"...\", \"when\": \"...\", \"where\": \"...\", \"how\": \"...\"} "
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)
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tokenizer = AutoTokenizer.from_pretrained(MODEL_NAME, trust_remote_code=True)
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llm = LLM(
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model=MODEL_NAME,
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tensor_parallel_size=1,
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)
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def preprocess_text(text: str) -> str:
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# HTMLタグの削除
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soup = BeautifulSoup(text, 'html.parser')
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text = soup.get_text()
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# 独自タグの削除 (<...> </...>)
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text = re.sub(r'<[^>]+>', '', text)
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# 改行、タブ、余分な空白(半角・全角)の削除
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text = re.sub(r'[\n\t]', '', text)
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text = re.sub(r'[\s ]+', ' ', text) # 連続する空白を1つの半角スペースに置換
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text = text.strip()
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return text
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def inference(content: str, max_tokens: int, temperature: float, top_p: float):
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sampling_params = SamplingParams(
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temperature=temperature,
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top_p=top_p,
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max_tokens=max_tokens,
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stop="<|eot_id|>"
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)
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# 入力テキストの前処理
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processed_content = preprocess_text(content)
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message = [
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{
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"role": "system",
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"content": SYS_CONTENT
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},
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{
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"role": "user",
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"content": processed_content,
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},
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]
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try:
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prompt = tokenizer.apply_chat_template(
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message, tokenize=False, add_generation_prompt=True
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)
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output = llm.generate(prompt, sampling_params)
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result_text = output[0].outputs[0].text
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# JSONを抽出
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json_pattern = r'\{[^{}]*\}'
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match = re.search(json_pattern, result_text)
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if not match:
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return "エラー: 生成されたテキストからJSONが見つかりませんでした。"
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try:
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json_data = json.loads(match.group())
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return json.dumps(json_data, ensure_ascii=False, indent=2)
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except json.JSONDecodeError as e:
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return f"JSONパースエラー: {str(e)}"
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except Exception as e:
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return f"生成エラー: {str(e)}"
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# Gradioインターフェースの作成
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demo = gr.Interface(
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fn=inference,
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inputs=[
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gr.Textbox(label="入力テキスト", lines=10),
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gr.Number(label="最大トークン数", value=512),
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gr.Slider(label="Temperature", minimum=0.0, maximum=1.0, value=0.3, step=0.1),
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gr.Slider(label="Top P", minimum=0.0, maximum=1.0, value=0.9, step=0.1),
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],
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outputs=gr.Textbox(label="解析結果", lines=10),
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title="意味解析エンジン",
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description="テキストを入力すると、5W(Who, What, When, Where, How)の形式で情報を抽出します.テキスト内に混入した改行や空白,独自タグ等を削除する整形処理を入れてますが,きちんとテストしていません.エラーが出る場合は事前に整形してからテキストを入れて下さい.",
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)
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if __name__ == "__main__":
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demo.launch()
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requirements.txt
ADDED
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@@ -0,0 +1,5 @@
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gradio>=4.44.1
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torch
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transformers
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vllm
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beautifulsoup4
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