def get_all(self, collection: str = DEFAULT_COLLECTION) -> Dict[str, dict]:
        """
        Get all the key-value pairs from the store.

        Args:
            collection (str): collection name

        """
        output = {}

        # Create collection if it does not exist
        collection = self._sanitize_collection_name(collection)
        self._create_collection_if_not_exists(collection)

        db_collection = self._scope.collection(collection)
        results = db_collection.scan(RangeScan())

        for result in results:
            output[result.id] = result.content_as[dict]

        return output

        Get all the key-value pairs from the store.

        Args:
            collection (str): collection name

        
llama-index-integrations/storage/kvstore/llama-index-storage-kvstore-couchbase/llama_index/storage/kvstore/couchbase/base.py