code: def get_loop_thread():
      """Get the shared main-loop thread."""
      global _shared_loop_thread
      with _loop_thread_lock:
          if not _shared_loop_thread:
              # Start a new thread.
              _shared_loop_thread = MainLoopThread()
              _shared_loop_thread.start()
          return _shared_loop_thread
  
imports: import gi
  from gi.repository import GLib, Gst
  import sys
  import threading
  import os
  import queue
  from urllib.parse import quote
  from .exceptions import DecodeError
  from .base import AudioFile
label_desc: Use image node_id 1 for calling a global function with example usage: get_loop_thread() and returns: _shared_loop_thread