from __future__ import annotations import struct def encode_text_for_progress(node_id, text): if isinstance(text, str): text = text.encode("utf-8") node_id_bytes = str(node_id).encode("utf-8") # Pack the node_id length as a 4-byte unsigned integer, followed by the node_id bytes message = struct.pack(">I", len(node_id_bytes)) + node_id_bytes + text return message