Method exists

rasa/core/tracker_store.py:250–262

Checks if tracker exists for the specified ID. This method may be overridden by the specific tracker store for faster implementations. Args: conversation_id: Conversation ID to check if the tracker exists. Returns: `True` if the tracker exis

(self, conversation_id: Text)

        raise NotImplementedError()

    async def exists(self, conversation_id: Text) -> bool:
        """Checks if tracker exists for the specified ID.

        This method may be overridden by the specific tracker store for
        faster implementations.

        Args:
            conversation_id: Conversation ID to check if the tracker exists.

        Returns:
            `True` if the tracker exists, `False` otherwise.
        """
        return await self.retrieve(conversation_id) is not None

    async def retrieve(self, sender_id: Text) -> Optional[DialogueStateTracker]:
        """Retrieves tracker for the latest conversation session.