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modelcontextprotocol--pytho…/docs_src/subscriptions/tutorial005.py
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21 lines
694 B
Python

import anyio
from mcp import Client
from mcp.client.subscriptions import SubscriptionLost
from .tutorial003 import read_board
async def keep_following(client: Client) -> None:
while True:
try:
async with client.listen(resource_subscriptions=["board://sprint"]) as sub:
print(await read_board(client)) # refetch: no replay across streams
async for _event in sub:
print(await read_board(client))
except SubscriptionLost:
pass
# Either ending means the stream is gone. Back off before re-listening:
# a graceful close may be the server shedding load.
await anyio.sleep(1)