戒酒的李白
169 lines
5.5 KiB
Python
169 lines
5.5 KiB
Python
"""
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报告格式化节点
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负责将最终研究结果格式化为美观的Markdown报告
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"""
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import json
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from typing import List, Dict, Any
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from .base_node import BaseNode
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from ..prompts import SYSTEM_PROMPT_REPORT_FORMATTING
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from ..utils.text_processing import (
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remove_reasoning_from_output,
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clean_markdown_tags
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)
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class ReportFormattingNode(BaseNode):
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"""格式化最终报告的节点"""
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def __init__(self, llm_client):
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"""
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初始化报告格式化节点
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Args:
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llm_client: LLM客户端
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"""
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super().__init__(llm_client, "ReportFormattingNode")
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def validate_input(self, input_data: Any) -> bool:
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"""验证输入数据"""
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if isinstance(input_data, str):
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try:
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data = json.loads(input_data)
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return isinstance(data, list) and all(
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isinstance(item, dict) and "title" in item and "paragraph_latest_state" in item
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for item in data
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)
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except:
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return False
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elif isinstance(input_data, list):
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return all(
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isinstance(item, dict) and "title" in item and "paragraph_latest_state" in item
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for item in input_data
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)
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return False
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def run(self, input_data: Any, **kwargs) -> str:
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"""
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调用LLM生成Markdown格式报告
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Args:
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input_data: 包含所有段落信息的列表
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**kwargs: 额外参数
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Returns:
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格式化的Markdown报告
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"""
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try:
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if not self.validate_input(input_data):
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raise ValueError("输入数据格式错误，需要包含title和paragraph_latest_state的列表")
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# 准备输入数据
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if isinstance(input_data, str):
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message = input_data
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else:
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message = json.dumps(input_data, ensure_ascii=False)
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self.log_info("正在格式化最终报告")
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# 调用LLM，传递更大的max_tokens以支持长文本报告
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response = self.llm_client.invoke(
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SYSTEM_PROMPT_REPORT_FORMATTING,
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message,
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max_tokens=30000 # 支持一万字的报告输出
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)
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# 处理响应
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processed_response = self.process_output(response)
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self.log_info("成功生成格式化报告")
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return processed_response
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except Exception as e:
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self.log_error(f"报告格式化失败: {str(e)}")
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raise e
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def process_output(self, output: str) -> str:
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"""
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处理LLM输出，清理Markdown格式
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Args:
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output: LLM原始输出
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Returns:
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清理后的Markdown报告
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"""
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try:
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# 清理响应文本
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cleaned_output = remove_reasoning_from_output(output)
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cleaned_output = clean_markdown_tags(cleaned_output)
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# 确保报告有基本结构
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if not cleaned_output.strip():
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return "# 报告生成失败\n\n无法生成有效的报告内容。"
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# 如果没有标题，添加一个默认标题
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if not cleaned_output.strip().startswith('#'):
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cleaned_output = "# 深度研究报告\n\n" + cleaned_output
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return cleaned_output.strip()
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except Exception as e:
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self.log_error(f"处理输出失败: {str(e)}")
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return "# 报告处理失败\n\n报告格式化过程中发生错误。"
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def format_report_manually(self, paragraphs_data: List[Dict[str, str]],
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report_title: str = "深度研究报告") -> str:
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"""
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手动格式化报告（备用方法）
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Args:
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paragraphs_data: 段落数据列表
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report_title: 报告标题
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Returns:
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格式化的Markdown报告
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"""
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try:
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self.log_info("使用手动格式化方法")
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# 构建报告
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report_lines = [
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f"# {report_title}",
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"",
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"---",
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""
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]
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# 添加各个段落
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for i, paragraph in enumerate(paragraphs_data, 1):
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title = paragraph.get("title", f"段落 {i}")
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content = paragraph.get("paragraph_latest_state", "")
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if content:
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report_lines.extend([
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f"## {title}",
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"",
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content,
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"",
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"---",
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""
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])
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# 添加结论
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if len(paragraphs_data) > 1:
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report_lines.extend([
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"## 结论",
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"",
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"本报告通过深度搜索和研究，对相关主题进行了全面分析。"
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"以上各个方面的内容为理解该主题提供了重要参考。",
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""
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])
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return "\n".join(report_lines)
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except Exception as e:
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self.log_error(f"手动格式化失败: {str(e)}")
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return "# 报告生成失败\n\n无法完成报告格式化。"
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