test_process.py 文件源码

def test_Popen_ctx_manager(self):
        with psutil.Popen([PYTHON, "-V"],
                          stdout=subprocess.PIPE,
                          stderr=subprocess.PIPE,
                          stdin=subprocess.PIPE) as proc:
            pass
        assert proc.stdout.closed
        assert proc.stderr.closed
        assert proc.stdin.closed