def get_execution_id(self) -> Optional[str]:
    """Gets the session ID for the code executor.

    Returns:
      The session ID for the code executor context.
    """
    if _SESSION_ID_KEY not in self._context:
      return None
    return self._context[_SESSION_ID_KEY]
Gets the session ID for the code executor.

    Returns:
      The session ID for the code executor context.
    
src/google/adk/code_executors/code_executor_context.py