credentials=credentials,
        )
    @classmethod
    def _get_default_embeddings(cls) -> "TensorflowHubEmbeddings":
        """This function returns the default embedding.
        Returns:
            Default TensorflowHubEmbeddings to use.
        """
        from langchain_community.embeddings import TensorflowHubEmbeddings
        return TensorflowHubEmbeddings()