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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 init_threads(tf_session):
 """ Starts threads running """

        coord = tf.train.Coordinator()
        threads = list()
        for qr in tf.get_collection(tf.GraphKeys.QUEUE_RUNNERS):
            threads.extend(qr.create_threads(tf_session, coord=coord, daemon=True, start=True))
        return threads, coord