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Add the client-side subscriptions/listen driver (#3047)

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Max 2026-07-07 14:26:09 +01:00 • committed by GitHub
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6
tests/docs_src/test_client.py
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@ -5,7 +5,7 @@ from inline_snapshot import snapshot
from mcp_types import Prompt, PromptArgument, PromptReference, TextContent, TextResourceContents, Tool
from docs_src.client import tutorial001, tutorial002, tutorial003, tutorial004, tutorial005, tutorial006, tutorial007
from mcp import Client, MCPError
from mcp import Client, MCPDeprecationWarning, MCPError
from mcp.shared.metadata_utils import get_display_name
# See test_index.py for why this is a per-module mark and not a conftest hook.
@ -128,7 +128,9 @@ async def test_resource_subscriptions_are_listen_based_on_the_modern_wire() -> N
assert client.server_capabilities.resources is not None
assert client.server_capabilities.resources.subscribe is True
with pytest.raises(MCPError) as exc_info:
await client.subscribe_resource("catalog://genres")
# The verb is itself deprecated; the modern wire also rejects it.
with pytest.warns(MCPDeprecationWarning, match="use Client.listen"):
await client.subscribe_resource("catalog://genres") # pyright: ignore[reportDeprecated]
assert exc_info.value.error.code == -32601
assert exc_info.value.error.message == "Method not found"