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refactor(examples): migrate all HTTP examples to streamable_http_app() (#2291)

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Max Isbey 2026-03-16 11:37:01 +00:00 • committed by GitHub
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18
examples/servers/simple-task/mcp_simple_task/server.py
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@ -1,17 +1,11 @@
"""Simple task server demonstrating MCP tasks over streamable HTTP."""
from collections.abc import AsyncIterator
from contextlib import asynccontextmanager
import anyio
import click
import uvicorn
from mcp import types
from mcp.server import Server, ServerRequestContext
from mcp.server.experimental.task_context import ServerTaskContext
from mcp.server.streamable_http_manager import StreamableHTTPSessionManager
from starlette.applications import Starlette
from starlette.routing import Mount
async def handle_list_tools(
@ -69,17 +63,7 @@ server.experimental.enable_tasks()
@click.command()
@click.option("--port", default=8000, help="Port to listen on")
def main(port: int) -> int:
session_manager = StreamableHTTPSessionManager(app=server)
@asynccontextmanager
async def app_lifespan(app: Starlette) -> AsyncIterator[None]:
async with session_manager.run():
yield
starlette_app = Starlette(
routes=[Mount("/mcp", app=session_manager.handle_request)],
lifespan=app_lifespan,
)
starlette_app = server.streamable_http_app()
print(f"Starting server on http://localhost:{port}/mcp")
uvicorn.run(starlette_app, host="127.0.0.1", port=port)