240 lines
9.9 KiB
Python
240 lines
9.9 KiB
Python
import os
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import json
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from dotenv import load_dotenv
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import base64
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from openai import OpenAI
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from pathlib import Path
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import concurrent.futures
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from typing import Dict, Any
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from datetime import datetime
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# 加载环境变量
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load_dotenv()
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MODEL_NAME = "gpt-4o-mini"
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# MODEL_NAME = "UI-TARS-72B-DPO"
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def encode_image(image_path):
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"""将图片文件转换为base64编码"""
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with open(image_path, "rb") as image_file:
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return base64.b64encode(image_file.read()).decode('utf-8')
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def analyze_images(image_paths, prompt):
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"""
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分析多个图片并返回结果
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:param image_paths: PNG图片路径列表
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:param prompt: 文字指令
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:return: 模型响应
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"""
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# 初始化API客户端
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client = OpenAI(
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api_key=os.getenv("OPENAI_API_KEY"),
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base_url=os.getenv("OPENAI_API_BASE_URL") # 如果使用其他兼容服务，可以设置基础URL
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)
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# 准备消息内容
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messages = [{"role": "user", "content": []}]
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# 添加文字内容
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messages[0]["content"].append({
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"type": "text",
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"text": prompt
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})
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# 添加所有图片
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for image_path in image_paths:
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base64_image = encode_image(image_path)
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messages[0]["content"].append({
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"type": "image_url",
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"image_url": {
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"url": f"data:image/png;base64,{base64_image}"
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}
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})
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# 调用API
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try:
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response = client.chat.completions.create(
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model=MODEL_NAME, # 使用指定模型
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messages=messages,
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max_tokens=4000,
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temperature=0.5
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)
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return response.choices[0].message.content
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except Exception as e:
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return f"发生错误: {str(e)}"
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def process_path_meta(meta):
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"""
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处理单个路径的元数据，生成图片路径列表和其他信息
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"""
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image_paths = []
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for idx, (chain_id, child_num) in enumerate(zip(meta["chainIDs"], meta["chainChildNum"])):
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# 构建图片文件名：ID_childNum.png
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# 如果是最后一个元素，需要使用 "full" 作为 childNum
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if idx == len(meta["chainIDs"]) - 1:
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image_name = f"{chain_id}_full.png"
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else:
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image_name = f"{chain_id}_{child_num}.png"
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image_path = f"screenshots/{image_name}"
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image_paths.append(image_path)
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return {
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"image_paths": image_paths,
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"urls": meta["chainUrls"],
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"text": meta["chainTexts"],
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"boundingbox": meta["chainViewportBoundingBoxes"],
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}
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def process_single_path(url: str, meta: Dict[str, Any], path_index: int) -> Dict[str, Any]:
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"""
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处理单个路径的分析
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"""
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# 跳过空值
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if meta is None:
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return None
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# 处理路径数据
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processed_data = process_path_meta(meta)
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# 构建提示词
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prompt_template = r"""You are a GUI agent.
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根据给定的{urls_length}个网页截图，总结网页截图完成了一个什么样的任务，
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从第一个到倒数第二个网页用户点击的按钮文字text list分别是{text}，最后一个网页是最终到达目的页面。
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page_description中描述了用户在每个网页中看到的内容。
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action_description中描述了用户在每个网页中点击的元素，这里元素的文字(用[]包裹)要和前面提供的text list是对应的，还要描述元素所处周围环境。
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task_summaries中提炼轨迹可能对应的用户完成任务，任务内容要无歧义可以验证的，并且要和page_description和action_description相匹配，task_summaries中要包含不少于三个任务。
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示例输出
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{{
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"page_description": [
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"这看起来是一个Granfana首页界面，左边的导航栏已经展开，并且导航栏不是首屏，有滑动痕迹",
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"这看起来是点击了左侧导航栏的Probes选项后显示的Probes列表页面，截图最上面显示当前路径Home > Testing & synthetics > Synthetics > Probes 。而且列表页中显示了多个探测器，每个探测器有名称、版本和有一个View的按钮。页面看起来不是首屏，有滑动痕迹",
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"这是最终到达探测器详情页，标题是Viewing public probe Tokyo(APAC)，页面中还显示了该探测的的Status，Reachability，Location information，Version, Last offline, Last modified, Region等信息。"
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],
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"action_description": [
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"点击了[Probes]选项。周围环境：Probes选择在导航栏三级菜单，一级菜单是Testing & synthetics，二级菜单是Synthetics，三级菜单有hecks，Probes和Alerts三个选项，我点击了Probes选项。",
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"点击了[Tokyo(APAC)]文字标题。周围环境：Tokyo(APAC)探测器条目在Probes列表页面中，每个探测器有名称、版本和有一个View的按钮",
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],
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"task_summaries": [
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的状态。", "answer": "Online" }},
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的Reachability。", "answer": "100.0%" }},
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的Region。", "answer": "APAC" }},
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的Version。", "answer": "v0.10.5-0-g9201a28" }},
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的Last offline。", "answer": "March 18, 2025 at 05:23 AM" }},
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的Last modified。", "answer": "March 04, 2025 at 07:17 AM" }},
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的Location information的Lattitude。", "answer": "35.6762" }},
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{{ "question": "查询Grafana合成监控下的Tokyo(APAC)探测器的Location information的Longitude。", "answer": "139.6503" }}
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]
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}}
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"""
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# 格式化提示词
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prompt = prompt_template.format(
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urls_length=len(processed_data["urls"]),
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urls=processed_data["urls"],
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text=processed_data["text"]
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)
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print(f"Processing path {path_index} for URL: {url}")
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# 调用API分析图片
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result = analyze_images(processed_data["image_paths"], prompt)
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print(f" path {path_index} for url {url} result: {result}")
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try:
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meta["raw_result"] = result
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# 清理和规范化JSON字符串
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parsed_result = result.strip()
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# 移除可能的前缀对话内容
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if "assistant" in parsed_result.lower():
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parsed_result = parsed_result.split("assistant", 1)[-1].strip()
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# 查找第一个 { 和最后一个 } 之间的内容
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start = parsed_result.find('{')
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end = parsed_result.rfind('}')
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if start != -1 and end != -1:
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parsed_result = parsed_result[start:end+1]
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# 尝试解析JSON
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try:
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result_json = json.loads(parsed_result)
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meta["page_description"] = result_json.get("page_description", "未能获取页面描述")
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meta["action_description"] = result_json.get("action_description", "未能获取动作描述")
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meta["task_summaries"] = result_json.get("task_summaries", "未能获取任务摘要")
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except json.JSONDecodeError as e:
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print(f"JSON parsing error for URL {url}: {str(e)}")
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meta["page_description"] = "解析错误：无效的JSON格式"
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meta["action_description"] = f"原始响应：{parsed_result}"
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meta["task_summaries"] = f"原始响应：{parsed_result}"
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except Exception as e:
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print(f"Error processing result for URL {url}: {str(e)}")
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meta["page_description"] = "处理错误"
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meta["action_description"] = f"错误信息：{str(e)}"
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meta["task_summaries"] = f"错误信息：{str(e)}"
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return meta
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def update_json_with_analysis(json_path: str, max_workers: int = 4):
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"""
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读取JSON文件，为每个路径添加分析结果，使用并行处理
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"""
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# 读取JSON文件
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with open(json_path, 'r', encoding='utf-8') as f:
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data = json.load(f)
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# 创建任务列表
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tasks = []
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for url, url_data in data.items():
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for i, meta in enumerate(url_data.get("shortestPathsMeta", [])):
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if meta is not None:
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tasks.append((url, meta, i))
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# 定义输出文件路径
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timestamp = datetime.now().strftime("%Y%m%d%H%M%S")
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output_path = json_path.replace('.json', f'_with_analysis_{timestamp}.json')
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processed_count = 0
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# 使用线程池并行处理
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with concurrent.futures.ThreadPoolExecutor(max_workers=max_workers) as executor:
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# 提交所有任务
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future_to_task = {
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executor.submit(process_single_path, url, meta, i): (url, i)
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for url, meta, i in tasks
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}
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# 获取结果并更新数据
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for future in concurrent.futures.as_completed(future_to_task):
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url, path_index = future_to_task[future]
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try:
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result = future.result()
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if result is not None:
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data[url]["shortestPathsMeta"][path_index] = result
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processed_count += 1
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# 每处理10个条目保存一次
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if processed_count % 10 == 0:
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with open(output_path, 'w', encoding='utf-8') as f_out:
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json.dump(data, f_out, ensure_ascii=False, indent=2)
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print(f"已处理{processed_count}个条目，保存到{output_path}")
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except Exception as e:
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print(f"Error processing path {path_index} for URL {url}: {str(e)}")
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# 最后保存所有数据
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with open(output_path, 'w', encoding='utf-8') as f_out:
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json.dump(data, f_out, ensure_ascii=False, indent=2)
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print(f"全部处理完成，最终保存到{output_path}")
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def main():
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# 更新为处理JSON文件
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json_path = "path/processed_3.json"
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update_json_with_analysis(json_path, max_workers=2) # 可以根据需要调整并发数
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if __name__ == "__main__":
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main()
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