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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def process_streamers(self):
 """Check if any streamers should be handed to the stream manager."""


        # Check for any triggered streamers and pass them to stream manager
        in_progress = self._stream_manager.in_progress()
        triggered = self.graph.check_streamers(blacklist=in_progress)

        for streamer in triggered:
            self._stream_manager.process_streamer(streamer, callback=self._handle_streamer_finished)