code: def add_random_file_from_present_folder(machine_ip, port, zone):
      
      # Make a list of music files, right now it is done by collection all files
      # below the current folder whose extension does not start with .py
      # This will probably need to be modded for other pusposes.
      music_files = []
      print('Looking for music files')
      for path, dirs, files in os.walk('.'):
          for file_ in files:
              if not os.path.splitext(file_)[1].startswith('.py'):
                  music_files.append(os.path.relpath(os.path.join(path, file_)))
                  print('Found:', music_files[-1])
  
      random_file = choice(music_files)
      # urlencode all the path parts (but not the /'s)
      random_file = os.path.join(
          *[quote(part) for part in os.path.split(random_file)]
      )
      print('\nPlaying random file:', random_file)
      netpath = 'http://{}:{}/{}'.format(machine_ip, port, random_file)
  
      number_in_queue = zone.add_uri_to_queue(netpath)
      # play_from_queue indexes are 0-based
      zone.play_from_queue(number_in_queue - 1)
docs: Add a random non-py file from this folder and subfolders to soco