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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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22
docs/experimental/tasks-server.md
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@ -408,16 +408,10 @@ For custom error messages, call `task.fail()` before raising.
For web applications, use the Streamable HTTP transport:
```python
from collections.abc import AsyncIterator
from contextlib import asynccontextmanager
import uvicorn
from starlette.applications import Starlette
from starlette.routing import Mount
from mcp.server import Server
from mcp.server.experimental.task_context import ServerTaskContext
from mcp.server.streamable_http_manager import StreamableHTTPSessionManager
from mcp.types import (
CallToolResult, CreateTaskResult, TextContent, Tool, ToolExecution, TASK_REQUIRED,
)
@ -462,22 +456,8 @@ async def handle_tool(name: str, arguments: dict) -> CallToolResult | CreateTask
return CallToolResult(content=[TextContent(type="text", text=f"Unknown: {name}")], isError=True)
def create_app():
session_manager = StreamableHTTPSessionManager(app=server)
@asynccontextmanager
async def lifespan(app: Starlette) -> AsyncIterator[None]:
async with session_manager.run():
yield
return Starlette(
routes=[Mount("/mcp", app=session_manager.handle_request)],
lifespan=lifespan,
)
if __name__ == "__main__":
uvicorn.run(create_app(), host="127.0.0.1", port=8000)
uvicorn.run(server.streamable_http_app(), host="127.0.0.1", port=8000)
```
## Testing Task Servers