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- """
- 查找树节点 Tool - 人设树节点查询
- 功能:
- 1. 获取人设树的常量节点(全局常量、局部常量)
- 2. 获取符合条件概率阈值的节点(按条件概率排序返回 topN)
- """
- import json
- import sys
- from pathlib import Path
- from typing import Any, Optional
- # 保证直接运行或作为包加载时都能解析 utils / tools(IDE 可跳转)
- _root = Path(__file__).resolve().parent.parent
- if str(_root) not in sys.path:
- sys.path.insert(0, str(_root))
- from utils.conditional_ratio_calc import calc_node_conditional_ratio
- from tools.point_match import match_derivation_to_post_points
- try:
- from agent.tools import tool, ToolResult, ToolContext
- except ImportError:
- def tool(*args, **kwargs):
- return lambda f: f
- ToolResult = None # 仅用 main() 测核心逻辑时可无 agent
- ToolContext = None
- # 相对本文件:tools -> overall_derivation,input 在 overall_derivation 下
- _BASE_INPUT = Path(__file__).resolve().parent.parent / "input"
- def _tree_dir(account_name: str) -> Path:
- """人设树目录:../input/{account_name}/原始数据/tree/"""
- return _BASE_INPUT / account_name / "原始数据" / "tree"
- def _load_trees(account_name: str) -> list[tuple[str, dict]]:
- """加载该账号下所有维度的人设树。返回 [(维度名, 根节点 dict), ...]。"""
- td = _tree_dir(account_name)
- if not td.is_dir():
- return []
- result = []
- for p in td.glob("*.json"):
- try:
- with open(p, "r", encoding="utf-8") as f:
- data = json.load(f)
- for dim_name, root in data.items():
- if isinstance(root, dict):
- result.append((dim_name, root))
- break
- except Exception:
- continue
- return result
- def _iter_all_nodes(account_name: str):
- """遍历该账号下所有人设树节点,产出 (节点名称, 父节点名称, 节点 dict)。"""
- for dim_name, root in _load_trees(account_name):
- def walk(parent_name: str, node_dict: dict):
- for name, child in (node_dict.get("children") or {}).items():
- if not isinstance(child, dict):
- continue
- yield (name, parent_name, child)
- yield from walk(name, child)
- yield from walk(dim_name, root)
- # ---------------------------------------------------------------------------
- # 1. 获取人设树常量节点
- # ---------------------------------------------------------------------------
- def get_constant_nodes(account_name: str) -> list[dict[str, Any]]:
- """
- 获取人设树的常量节点。
- - 全局常量:_is_constant=True
- - 局部常量:_is_local_constant=True 且 _is_constant=False
- 返回列表项:节点名称、概率(_ratio)、常量类型。
- """
- result = []
- for node_name, _parent, node in _iter_all_nodes(account_name):
- is_const = node.get("_is_constant") is True
- is_local = node.get("_is_local_constant") is True
- if is_const:
- const_type = "全局常量"
- elif is_local and not is_const:
- const_type = "局部常量"
- else:
- continue
- ratio = node.get("_ratio")
- result.append({
- "节点名称": node_name,
- "概率": ratio,
- "常量类型": const_type,
- })
- result.sort(key=lambda x: (x["概率"] is None, -(x["概率"] or 0)))
- return result
- # ---------------------------------------------------------------------------
- # 2. 获取符合条件概率阈值的节点
- # ---------------------------------------------------------------------------
- def get_nodes_by_conditional_ratio(
- account_name: str,
- derived_list: list[tuple[str, str]],
- threshold: float,
- top_n: int,
- ) -> list[dict[str, Any]]:
- """
- 获取人设树中条件概率 >= threshold 的节点,按条件概率降序,返回前 top_n 个。
- derived_list: 已推导列表,每项 (已推导的选题点, 推导来源人设树节点);为空时使用节点自身的 _ratio 作为条件概率。
- 返回列表项:节点名称、条件概率、父节点名称。
- """
- base_dir = _BASE_INPUT
- scored: list[tuple[str, float, str]] = []
- if not derived_list:
- # derived_items 为空:条件概率取节点本身的 _ratio
- for node_name, parent_name, node in _iter_all_nodes(account_name):
- ratio = node.get("_ratio")
- if ratio is None:
- ratio = 0.0
- else:
- ratio = float(ratio)
- if ratio >= threshold:
- scored.append((node_name, ratio, parent_name))
- else:
- node_to_parent: dict[str, str] = {}
- for node_name, parent_name, _ in _iter_all_nodes(account_name):
- node_to_parent[node_name] = parent_name
- for node_name, parent_name in node_to_parent.items():
- ratio = calc_node_conditional_ratio(
- account_name, derived_list, node_name, base_dir=base_dir
- )
- if ratio >= threshold:
- scored.append((node_name, ratio, parent_name))
- scored.sort(key=lambda x: x[1], reverse=True)
- top = scored[:top_n]
- return [
- {"节点名称": name, "条件概率": ratio, "父节点名称": parent}
- for name, ratio, parent in top
- ]
- def _parse_derived_list(derived_items: list[dict[str, str]]) -> list[tuple[str, str]]:
- """将 agent 传入的 [{"topic": "x", "source_node": "y"}, ...] 转为 DerivedItem 列表。"""
- out = []
- for item in derived_items:
- if isinstance(item, dict):
- topic = item.get("topic") or item.get("已推导的选题点")
- source = item.get("source_node") or item.get("推导来源人设树节点")
- if topic is not None and source is not None:
- out.append((str(topic).strip(), str(source).strip()))
- elif isinstance(item, (list, tuple)) and len(item) >= 2:
- out.append((str(item[0]).strip(), str(item[1]).strip()))
- return out
- # ---------------------------------------------------------------------------
- # Agent Tools(参考 glob_tool 封装)
- # ---------------------------------------------------------------------------
- @tool(
- description="获取指定账号人设树中的常量节点(全局常量、局部常量),并检查每个节点与帖子选题点的匹配情况。"
- "功能:根据账号名查询该账号人设树中所有常量节点,同时对每个节点判断是否匹配帖子选题点,匹配结果直接包含在返回数据中。"
- "参数:account_name 为账号名;post_id 为帖子ID,用于加载帖子选题点并做匹配判断。"
- "返回:ToolResult,output 为可读的节点列表文本,metadata.items 为列表,每项含「节点名称」「概率」「常量类型」「帖子选题点匹配」(超过阈值的匹配列表,每项含帖子选题点与匹配分数;若无匹配则为字符串'无匹配帖子选题点')。"
- )
- async def find_tree_constant_nodes(
- account_name: str,
- post_id: str,
- context: Optional[ToolContext] = None,
- ) -> ToolResult:
- """
- 获取人设树中的常量节点列表(全局常量与局部常量),并检查每个节点与帖子选题点的匹配情况。
- 参数
- -------
- account_name : 账号名,用于定位该账号的人设树数据。
- post_id : 帖子ID,用于加载帖子选题点并与各常量节点做匹配判断。
- context : 可选,Agent 工具上下文。
- 返回
- -------
- ToolResult:
- - title: 结果标题。
- - output: 可读的节点列表文本(每行:节点名称、概率、常量类型、帖子匹配情况)。
- - metadata: 含 account_name、count、items;items 为列表,每项为
- {"节点名称": str, "概率": 数值或 None, "常量类型": "全局常量"|"局部常量",
- "帖子选题点匹配": list[{"帖子选题点": str, "匹配分数": float}] 或 "无匹配帖子选题点"}。
- - 出错时 error 为错误信息。
- """
- tree_dir = _tree_dir(account_name)
- if not tree_dir.is_dir():
- return ToolResult(
- title="人设树目录不存在",
- output=f"目录不存在: {tree_dir}",
- error="Directory not found",
- )
- try:
- items = get_constant_nodes(account_name)
- # 批量匹配所有节点与帖子选题点
- if items and post_id:
- node_names = [x["节点名称"] for x in items]
- matched_results = await match_derivation_to_post_points(node_names, account_name, post_id)
- node_match_map: dict[str, list] = {}
- for m in matched_results:
- node_match_map.setdefault(m["推导选题点"], []).append({
- "帖子选题点": m["帖子选题点"],
- "匹配分数": m["匹配分数"],
- })
- for item in items:
- matches = node_match_map.get(item["节点名称"], [])
- item["帖子选题点匹配"] = matches if matches else "无匹配帖子选题点"
- if not items:
- output = "未找到常量节点"
- else:
- lines = []
- for x in items:
- match_info = x.get("帖子选题点匹配", "未查询")
- if isinstance(match_info, list):
- match_str = "、".join(f"{m['帖子选题点']}({m['匹配分数']})" for m in match_info)
- else:
- match_str = str(match_info)
- lines.append(f"- {x['节点名称']}\t概率={x['概率']}\t{x['常量类型']}\t帖子匹配={match_str}")
- output = "\n".join(lines)
- return ToolResult(
- title=f"常量节点 ({account_name})",
- output=output,
- metadata={"account_name": account_name, "count": len(items)},
- )
- except Exception as e:
- return ToolResult(
- title="获取常量节点失败",
- output=str(e),
- error=str(e),
- )
- @tool(
- description="按条件概率从人设树中筛选节点,返回达到阈值且按条件概率排序的前 topN 条,并检查每个节点与帖子选题点的匹配情况。"
- "功能:根据账号与已推导选题点(可选),筛选人设树中条件概率不低于阈值的节点,同时对每个节点判断是否匹配帖子选题点,匹配结果直接包含在返回数据中。"
- "参数:account_name 为账号名;post_id 为帖子ID,用于加载帖子选题点并做匹配判断;derived_items 为已推导选题点列表,每项含 topic(或已推导的选题点)与 source_node(或推导来源人设树节点),可为空,为空时条件概率使用节点自身的 _ratio;conditional_ratio_threshold 为条件概率阈值;top_n 为返回条数上限,默认 100。"
- "返回:ToolResult,output 为可读的节点列表文本,metadata.items 为列表,每项含「节点名称」「条件概率」「父节点名称」「帖子选题点匹配」(超过阈值的匹配列表,每项含帖子选题点与匹配分数;若无匹配则为字符串'无匹配帖子选题点')。"
- )
- async def find_tree_nodes_by_conditional_ratio(
- account_name: str,
- post_id: str,
- derived_items: list[dict[str, str]],
- conditional_ratio_threshold: float,
- top_n: int = 100,
- context: Optional[ToolContext] = None,
- ) -> ToolResult:
- """
- 按条件概率阈值从人设树筛选节点,返回最多 top_n 条(按条件概率降序),并检查每个节点与帖子选题点的匹配情况。
- 参数
- -------
- account_name : 账号名,用于定位该账号的人设树数据。
- post_id : 帖子ID,用于加载帖子选题点并与各节点做匹配判断。
- derived_items : 已推导选题点列表,可为空。非空时每项为字典,需含 topic(或「已推导的选题点」)与 source_node(或「推导来源人设树节点」);为空时各节点的条件概率取其自身 _ratio。
- conditional_ratio_threshold : 条件概率阈值,仅返回条件概率 >= 该值的节点。
- top_n : 返回条数上限,默认 100。
- context : 可选,Agent 工具上下文。
- 返回
- -------
- ToolResult:
- - title: 结果标题。
- - output: 可读的节点列表文本(每行:节点名称、条件概率、父节点名称、帖子匹配情况)。
- - metadata: 含 account_name、threshold、top_n、count、items;
- items 为列表,每项为 {"节点名称": str, "条件概率": float, "父节点名称": str,
- "帖子选题点匹配": list[{"帖子选题点": str, "匹配分数": float}] 或 "无匹配帖子选题点"}。
- - 出错时 error 为错误信息。
- """
- tree_dir = _tree_dir(account_name)
- if not tree_dir.is_dir():
- return ToolResult(
- title="人设树目录不存在",
- output=f"目录不存在: {tree_dir}",
- error="Directory not found",
- )
- try:
- derived_list = _parse_derived_list(derived_items or [])
- items = get_nodes_by_conditional_ratio(
- account_name, derived_list, conditional_ratio_threshold, top_n
- )
- # 批量匹配所有节点与帖子选题点
- if items and post_id:
- node_names = [x["节点名称"] for x in items]
- matched_results = await match_derivation_to_post_points(node_names, account_name, post_id)
- node_match_map: dict[str, list] = {}
- for m in matched_results:
- node_match_map.setdefault(m["推导选题点"], []).append({
- "帖子选题点": m["帖子选题点"],
- "匹配分数": m["匹配分数"],
- })
- for item in items:
- matches = node_match_map.get(item["节点名称"], [])
- item["帖子选题点匹配"] = matches if matches else "无匹配帖子选题点"
- if not items:
- output = f"未找到条件概率 >= {conditional_ratio_threshold} 的节点"
- else:
- lines = []
- for x in items:
- match_info = x.get("帖子选题点匹配", "未查询")
- if isinstance(match_info, list):
- match_str = "、".join(f"{m['帖子选题点']}({m['匹配分数']})" for m in match_info)
- else:
- match_str = str(match_info)
- lines.append(
- f"- {x['节点名称']}\t条件概率={x['条件概率']}\t父节点={x['父节点名称']}\t帖子匹配={match_str}"
- )
- output = "\n".join(lines)
- return ToolResult(
- title=f"条件概率节点 ({account_name}, 阈值={conditional_ratio_threshold})",
- output=output,
- metadata={
- "account_name": account_name,
- "threshold": conditional_ratio_threshold,
- "top_n": top_n,
- "count": len(items),
- },
- )
- except Exception as e:
- return ToolResult(
- title="按条件概率查询节点失败",
- output=str(e),
- error=str(e),
- )
- def main() -> None:
- """本地测试:用家有大志账号测常量节点与条件概率节点,有 agent 时再跑一遍 tool 接口。"""
- import asyncio
- account_name = "家有大志"
- post_id = "68fb6a5c000000000302e5de"
- derived_items = [
- {"topic": "分享", "source_node": "分享"},
- {"topic": "叙事结构", "source_node": "叙事结构"},
- ]
- conditional_ratio_threshold = 0.1
- top_n = 100
- # 1)常量节点(核心函数,无匹配)
- constant_nodes = get_constant_nodes(account_name)
- print(f"账号: {account_name} — 常量节点共 {len(constant_nodes)} 个(前 50 个):")
- for x in constant_nodes[:50]:
- print(f" - {x['节点名称']}\t概率={x['概率']}\t{x['常量类型']}")
- print()
- # 2)条件概率节点(核心函数)
- derived_list = _parse_derived_list(derived_items)
- ratio_nodes = get_nodes_by_conditional_ratio(
- account_name, derived_list, conditional_ratio_threshold, top_n
- )
- print(f"条件概率节点 阈值={conditional_ratio_threshold}, top_n={top_n}, 共 {len(ratio_nodes)} 个:")
- for x in ratio_nodes:
- print(f" - {x['节点名称']}\t条件概率={x['条件概率']}\t父节点={x['父节点名称']}")
- print()
- # 3)有 agent 时通过 tool 接口再跑一遍(含帖子选题点匹配)
- if ToolResult is not None:
- async def run_tools():
- r1 = await find_tree_constant_nodes(account_name, post_id=post_id)
- print("--- find_tree_constant_nodes ---")
- print(r1.output[:2000] + "..." if len(r1.output) > 2000 else r1.output)
- r2 = await find_tree_nodes_by_conditional_ratio(
- account_name,
- post_id=post_id,
- derived_items=derived_items,
- conditional_ratio_threshold=conditional_ratio_threshold,
- top_n=top_n,
- )
- print("\n--- find_tree_nodes_by_conditional_ratio ---")
- print(r2.output)
- asyncio.run(run_tools())
- if __name__ == "__main__":
- main()
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