code: def load(self, source, pause=False):
          
          self._source = source
          self._load_source(source)
          if pause:
              time.sleep(0.5)  # Wait for the DBus interface to be initialised
              self.pause()
docs: Loads a new source (as a file) from ``source`` (a file path or URL)
          by killing the current ``omxplayer`` process and forking a new one.
  
          Args:
              source (string): Path to the file to play or URL