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import asyncio

from mcp import ClientSessionGroup, StdioServerParameters

from mcp.types import Implementation

def by_server(name: str, server_info: Implementation) -> str:

return f"{server_info.name}.{name}"

async def main() -> None:

library = StdioServerParameters(command="uv", args=["run", "mcp", "run", "library_server.py"])

web = StdioServerParameters(command="uv", args=["run", "mcp", "run", "web_server.py"])

async with ClientSessionGroup(component_name_hook=by_server) as group:

await group.connect_to_server(library)

await group.connect_to_server(web)

print(sorted(group.tools))

result = await group.call_tool("Web.search", {"query": "model context protocol"})

print(result.structured_content)

if __name__ == "__main__":

asyncio.run(main())