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- #!/usr/bin/env python3
- # -*- coding: utf-8 -*-
- """Query router for RAG requests."""
- from __future__ import annotations
- import re
- from typing import List
- class QueryRouter:
- def __init__(self):
- self.patterns = {
- "entity": [r"人物", r"角色", r"谁", r"身份", r"别名"],
- "scene": [r"地点", r"场景", r"哪里", r"位置"],
- "setting": [r"设定", r"规则", r"体系", r"世界观"],
- "plot": [r"剧情", r"发生", r"事件", r"经过"],
- }
- def route(self, query: str) -> str:
- for qtype, patterns in self.patterns.items():
- for pat in patterns:
- if re.search(pat, query):
- return qtype
- return "plot"
- def split(self, query: str) -> List[str]:
- parts = re.split(r"[，,；;以及和]\s*", query)
- return [p.strip() for p in parts if p.strip()]
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