45 lines
1.4 KiB
Python
45 lines
1.4 KiB
Python
from typing import List, Optional
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from nonebot import get_driver
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from ..models.utils_model import LLM_request
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from .config import global_config
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from loguru import logger
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driver = get_driver()
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config = driver.config
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class TopicIdentifier:
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def __init__(self):
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self.llm_topic_judge = LLM_request(model=global_config.llm_topic_judge)
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async def identify_topic_llm(self, text: str) -> Optional[List[str]]:
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"""识别消息主题,返回主题列表"""
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prompt = f"""判断这条消息的主题,如果没有明显主题请回复"无主题",要求:
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1. 主题通常2-4个字,必须简短,要求精准概括,不要太具体。
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2. 建议给出多个主题,之间用英文逗号分割。只输出主题本身就好,不要有前后缀。
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消息内容:{text}"""
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# 使用 LLM_request 类进行请求
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topic, _ = await self.llm_topic_judge.generate_response(prompt)
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if not topic:
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logger.error("LLM API 返回为空")
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return None
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# 直接在这里处理主题解析
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if not topic or topic == "无主题":
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return None
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# 解析主题字符串为列表
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topic_list = [t.strip() for t in topic.split(",") if t.strip()]
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logger.info(f"主题: {topic_list}")
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return topic_list if topic_list else None
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topic_identifier = TopicIdentifier()
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