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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 kill_after(seconds, timeout=2):
 """Kill self after seconds"""

    pid = os.getpid()
    kill = os.kill
    run_after_async(seconds, kill, pid, signal.SIGTERM)
    run_after_async(seconds + timeout, kill, pid, 9)