def _get_starter_node_for_new_batch() -> TextNode:
    """Generates a new starter node for a new batch or group of messages."""
    return TextNode(
        id_=str(uuid.uuid4()),
        text="",
        metadata={"sub_dicts": []},
        excluded_embed_metadata_keys=["sub_dicts"],
        excluded_llm_metadata_keys=["sub_dicts"],
    )
Generates a new starter node for a new batch or group of messages.
llama-index-core/llama_index/core/memory/vector_memory.py