Method log

src/mcp/server/connection.py:299–304

Send a `notifications/message` log entry on the standalone stream. Best-effort.

(self, level: LoggingLevel, data: Any, logger: str | None = None, *, meta: Meta | None = None)

    @deprecated("The logging capability is deprecated as of 2026-07-28 (SEP-2577).", category=MCPDeprecationWarning)
    async def log(self, level: LoggingLevel, data: Any, logger: str | None = None, *, meta: Meta | None = None) -> None:
        """Send a `notifications/message` log entry on the standalone stream. Best-effort."""
        params: dict[str, Any] = {"level": level, "data": data}
        if logger is not None:
            params["logger"] = logger
        await self.notify("notifications/message", _notification_params(params, meta))

    async def send_tool_list_changed(self, *, meta: Meta | None = None) -> None:
        await self.notify("notifications/tools/list_changed", _notification_params(None, meta))