Initial commit: mysearchagent with 1 tools - src/server/mcp_server.py

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2026-02-10 11:58:09 +00:00
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"""
MCP 服务器 - mysearchagent-9a8ab2
Agent with 1 external tools
使用 Pydantic AI 和 FastMCP 框架。
自动生成时间: 2026-02-10T11:57:52.059593
"""
import json
import os
from typing import Optional
import httpx
from mcp.server.fastmcp import FastMCP
from pydantic_ai import Agent
# ==================== 配置 ====================
# LiteLLM Gateway 配置
_BASE_URL = os.getenv('OPENAI_BASE_URL',
os.getenv('LLM_BASE_URL', 'https://litellm.graystone-fb459c5d.southeastasia.azurecontainerapps.io/v1'))
_API_KEY = os.getenv('OPENAI_API_KEY', 'sk')
os.environ.setdefault('OPENAI_API_KEY', _API_KEY)
os.environ.setdefault('OPENAI_BASE_URL', _BASE_URL)
# 模型名称(pydantic_ai 需要 openai: 前缀)
def _get_model_name() -> str:
model = os.getenv('MODEL_NAME', os.getenv('LITELLM_MODEL', 'taiji/gpt-4o-mini'))
return model if ':' in model else f'openai:{model}'
MODEL_NAME = _get_model_name()
# ==================== MCP 服务器 ====================
server = FastMCP('mysearchagent-9a8ab2')
# 系统提示词
SYSTEM_PROMPT = """你是 mysearchagent-9a8ab2,一个专业的 AI 智能助手。
## 角色定位
Agent with 1 external tools
## 可用工具
- mygoogletool: 在线google搜索
## 工作原则
1. 理解用户意图:仔细分析用户的请求,确保准确理解需求
2. 选择合适工具:根据需求选择最合适的工具来完成任务
3. 清晰反馈:以用户友好的方式呈现结果
4. 错误处理:遇到问题时提供有用的错误信息和建议
## 响应格式
- 对于数据查询:返回结构化的 JSON 数据
- 对于操作请求:返回操作状态和结果
- 始终使用中文与用户交流(除非用户使用其他语言)"""
def get_agent() -> Agent:
"""创建 Agent 实例(每次调用使用最新的 API Key)"""
return Agent(MODEL_NAME, system_prompt=SYSTEM_PROMPT)
# ==================== MCP 工具定义 ====================
@server.tool()
async def mygoogletool(q: str) -> str:
"""
在线google搜索
Args:
q: q 参数
Returns:
str: JSON格式的响应结果
"""
url = "https://google.serper.dev/search"
headers = {
"X-API-Key": "8253b4f240b520194065312f90e85f9be0fa205f",
"Content-Type": "application/json"
}
params = {
"q": q
}
try:
async with httpx.AsyncClient(timeout=30.0) as client:
response = await client.post(
url,
headers=headers,
params=params
)
response.raise_for_status()
return json.dumps(response.json(), ensure_ascii=False)
except httpx.HTTPStatusError as e:
error_detail = {
"error": "HTTP错误",
"status_code": e.response.status_code,
"detail": str(e)
}
return json.dumps(error_detail, ensure_ascii=False)
except httpx.RequestError as e:
error_detail = {
"error": "请求错误",
"detail": str(e)
}
return json.dumps(error_detail, ensure_ascii=False)
except Exception as e:
error_detail = {
"error": "未知错误",
"detail": str(e)
}
return json.dumps(error_detail, ensure_ascii=False)
# ==================== 工具映射(供 API 使用)====================
TOOL_MAP = {
'mygoogletool': mygoogletool,
}
TOOL_LIST = [
{
"name": "mygoogletool",
"description": "在线google搜索",
"inputSchema": {
"type": "object",
"properties": {"q": {"type": "string", "description": "q 参数"}},
"required": []
}
},
]
if __name__ == '__main__':
server.run()