| """End-to-end MCP protocol test: spawn mcp_server.py over stdio, list tools, |
| call two of them. Mirrors what Claude Desktop / Hermes do.""" |
| import asyncio |
| import json |
| import os |
|
|
| from mcp import ClientSession, StdioServerParameters |
| from mcp.client.stdio import stdio_client |
|
|
|
|
| async def main(): |
| env = dict(os.environ) |
| env.setdefault("PATH", "/usr/local/bin:/usr/bin") |
| params = StdioServerParameters(command="python3", args=["mcp_server.py"], env=env) |
| async with stdio_client(params) as (read, write): |
| async with ClientSession(read, write) as session: |
| await session.initialize() |
| tools = await session.list_tools() |
| print("TOOLS:", [t.name for t in tools.tools]) |
| res = await session.call_tool("chain_summary", {"symbol": "QQQ", "provider": "tradier"}) |
| print("chain_summary ->", res.content[0].text[:200]) |
| res = await session.call_tool("build_strategy", |
| {"symbol": "QQQ", "strategy": "iron_condor", "provider": "tradier"}) |
| d = json.loads(res.content[0].text) |
| print("build_strategy ->", d.get("count"), "hits; first legs:", |
| d["candidates"][0]["legs"] if d.get("candidates") else d) |
| res = await session.call_tool("list_strategies", {}) |
| print("list_strategies ->", len(json.loads(res.content[0].text)["families"]), "families") |
|
|
| asyncio.run(main()) |
|
|
