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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(self):
 """Terminates the current thread by raising an error."""

    self._killed.set()
    if not self.is_alive():
      logging.debug('Cannot kill thread that is no longer running.')
      return
    if not self._is_thread_proc_running():
      logging.debug("Thread's _thread_proc function is no longer running, "
                    'will not kill; letting thread exit gracefully.')
      return
    self.async_raise(ThreadTerminationError)