code: def get_max_message_size_bytes() -> int:
      """Returns the max websocket message size in bytes.
  
      This will lazyload the value from the config and store it in the global symbol table.
      """
      global _max_message_size_bytes
  
      if _max_message_size_bytes is None:
          _max_message_size_bytes = config.get_option(
              "server.maxMessageSize"
          ) * int(1e6)
  
      return _max_message_size_bytes
  
file_path: streamlit/lib/streamlit/runtime/runtime_util.py
imports: from typing import Any, Optional
  from streamlit import config
  from streamlit.errors import MarkdownFormattedException
  from streamlit.proto.ForwardMsg_pb2 import ForwardMsg
  from streamlit.runtime.forward_msg_cache import populate_hash_if_needed
label_desc: Use image node_id 3 for calling a global function with example usage: get_max_message_size_bytes() and returns: _max_message_size_bytes