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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 update_finished(self):
 """ Signals the clusterer that updating with new data has finished. """

        if self.is_updateable:
            javabridge.call(self.jobject, "updateFinished", "()V")
        else:
            logger.critical(classes.get_classname(self.jobject) + " is not updateable!")