code: def is_disconnect(self, e, connection, cursor):
      if super().is_disconnect(e, connection, cursor):
          return True
      else:
          str_e = str(e).lower()
          return (
              "not connected" in str_e
              or "network operation failed" in str_e
          )
  
imports: from __future__ import annotations
  from .pymysql import MySQLDialect_pymysql
  from ...None import util
  from ...connectors.asyncio import AsyncAdapt_dbapi_connection
  from ...connectors.asyncio import AsyncAdapt_dbapi_cursor
  from ...connectors.asyncio import AsyncAdapt_dbapi_ss_cursor
  from ...util.concurrency import await_
label_desc: Use image node_id 3 for calling the MySQLDialect_asyncmy obj's underlying member method code with example usage: obj.is_disconnect(e, connection, cursor) and returns: True, unknown