Lines Matching refs:popen
161 popen = self._popen
162 if popen is not None:
169 popen = self._popen
170 if popen is None:
185 os.killpg(popen.pid, signal.SIGKILL)
187 popen.kill()
189 # popen.kill(): the process completed, the TestWorkerProcess thread
215 popen = run_test_in_subprocess(test_name, self.ns, stdout_fh)
218 self._popen = popen
233 retcode = popen.wait(timeout=self.timeout)
325 popen = self._popen
328 popen.wait(JOIN_TIMEOUT)
337 # main thread does not interrupt popen.communicate() in