Lines Matching refs:_proc

377         self._proc = None
383         return self._proc.pid
391         self._proc = Popen(
399         if self._proc.poll() is None:
408                     self._proc.send_signal(getattr(signal, sig))
410                     if self._proc.poll() is not None:
414             self._proc.terminate()
416             if self._proc.poll() is not None:
418             self._proc.kill()
422         return self._proc.poll()
425         return self._proc.wait(timeout)