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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 print_summary(self) -> None: """ Prints the tasks' timing summary. """

        print("Tasks execution time summary:")
        for mon_task in self._monitor_tasks:
            print("%s:\t%.4f (sec)" % (mon_task.task_name, mon_task.total_time))