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qiaotong-agent-kit

qiaotong-agent-kit 是面向桥通软件当前有限元模型的 Agent 工具层。0.20.0 开始只保留模型读取与受控写入,不包含整桥自动生成、CAD/DXF 导入、建模规则库、 求解结果或任意 Python 脚本执行。

环境要求

  • Python 3.10 或更高版本(低于 Python 4)
  • qtmodel>=2.8.2,<2.10.0
  • 需要 MCP 服务时安装可选依赖 mcp

安装基础库:

python -m pip install qiaotong-agent-kit

安装 MCP 支持:

python -m pip install "qiaotong-agent-kit[mcp]"

功能范围

模型读取包括:

  • 模型摘要、工程信息和规范配置;
  • 节点、单元、截面、材料和板厚;
  • 边界、节点局部坐标系和节点/单元荷载;
  • 结构组、施工阶段、荷载工况和荷载组合;
  • 服务端筛选、游标分页和可重绑定的冻结节点选择集。

模型写入采用统一 operation 注册表,覆盖节点、材料、板厚、参数截面、梁/杆/索/板 单元、边界、局部坐标系及荷载的创建、修改和删除。所有提交遵循:

  1. 查询 operation 的精确 Schema;
  2. 只读生成写入计划并绑定 model_revision;
  3. 用户确认后提交计划;
  4. 整批作为一条桥通原生命令执行,失败自动 Undo;
  5. 成功后可使用返回的 undo_transaction 撤回最新事务。

Python 调用

from qiaotong_agent_kit import QiaotongToolService

service = QiaotongToolService()

status = service.invoke("get_connection_status")
summary = service.invoke("get_bridge_model_summary")

nodes = service.invoke("query_bridge_nodes", {
    "bbox": [0.0, -5.0, -5.0, 100.0, 5.0, 5.0],
    "limit": 20,
})

模型写入示例:

operation = {
    "operation": "create_node",
    "node_id": 101,
    "x": 10.0,
    "y": 0.0,
    "z": 0.0,
}

schema = service.invoke(
    "get_bridge_model_write_operation_schema",
    {"operation": operation["operation"]},
)

plan = service.invoke(
    "plan_bridge_model_batch",
    {"operations": [operation]},
)

receipt = service.invoke("commit_bridge_model_batch", {
    "plan_id": plan["plan_id"],
    "model_revision": plan["model_revision"],
    "confirm_commit": True,
})

撤回最新事务:

service.invoke("undo_bridge_model_transaction", {
    "transaction": receipt["undo_transaction"],
    "confirm_undo": True,
})

MCP 服务

默认模型读写服务:

qiaotong-model-mcp

只读服务:

qiaotong-readonly-mcp

通用 MCP 宿主配置示例:

{
  "command": "python",
  "args": ["-m", "qiaotong_agent_kit.interfaces.mcp_server"]
}

当前模型模式和完整模式均只发布模型读写工具。只读模式不发布 commit_bridge_model_batch 和 undo_bridge_model_transaction。

包结构

qiaotong_agent_kit/
├─ application/
│  ├─ bridge_model.py       # 模型查询、写入事务和桥通适配门面
│  └─ service.py            # Agent 工具目录与调用服务
├─ contracts/
│  └─ tool_schema.py        # 与 MCP 框架无关的工具元数据
├─ infrastructure/
│  └─ qiaotong_api/         # 外部桥通 API 连接与 qtmodel 版本兼容性
├─ interfaces/
│  ├─ cli.py                # JSON-lines 命令行接口
│  └─ mcp_server.py         # MCP stdio 服务
├─ model_write/
│  ├─ operations/           # 单项模型写 operation
│  ├─ registry.py           # operation 注册、规划与排序
│  └─ references.py         # 批内引用协议
└─ support/
   └─ privacy.py            # 输出和错误信息脱敏

infrastructure/qiaotong_api 是 Agent Kit 的基础设施边界,不是外部 qtmodel 包的副本。使用这个名称可以避免 qiaotong_agent_kit.infrastructure.qtmodel 与顶层 qtmodel 运行库产生导入和认知混淆。

依赖原则

基础安装只声明源码直接使用的 qtmodel。MCP 相关包仅在安装 [mcp] extra 时引入。包内不再携带规则资源、DXF 解析器或与某个特定宿主软件绑定的逻辑。

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