Add Python MCP server option

scripts/mcp_smoke_test.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+from __future__ import annotations
+
+import anyio
+import os
+from pathlib import Path
+
+from mcp import ClientSession, StdioServerParameters
+from mcp.client.stdio import stdio_client
+
+
+REPO_ROOT = Path(__file__).resolve().parent.parent
+
+
+async def main() -> None:
+    server_params = StdioServerParameters(
+        command=str(REPO_ROOT / ".venv-mcp" / "bin" / "python"),
+        args=[str(REPO_ROOT / "mcp_server.py")],
+        cwd=str(REPO_ROOT),
+        env={
+            **os.environ,
+            "M2PACK_BINARY": os.environ.get("M2PACK_BINARY", str(REPO_ROOT / "build" / "m2pack")),
+        },
+    )
+
+    async with stdio_client(server_params) as (read_stream, write_stream):
+        async with ClientSession(read_stream, write_stream) as session:
+            await session.initialize()
+            tools = await session.list_tools()
+            binary_info = await session.call_tool("pack_binary_info", {})
+            print({
+                "ok": True,
+                "tool_count": len(tools.tools),
+                "tool_names": [tool.name for tool in tools.tools],
+                "binary_info": getattr(binary_info, "structuredContent", None),
+            })
+
+
+if __name__ == "__main__":
+    anyio.run(main)