python类get_inheritable()的实例源码

def test_openpty(self):
        master_fd, slave_fd = os.openpty()
        self.addCleanup(os.close, master_fd)
        self.addCleanup(os.close, slave_fd)
        self.assertEqual(os.get_inheritable(master_fd), False)
        self.assertEqual(os.get_inheritable(slave_fd), False)

def _save_fds(self, save_fds):
        fds = []
        for fd in save_fds:
            inheritable = os.get_inheritable(fd)
            saved = os.dup(fd)
            fds.append((fd, saved, inheritable))
        return fds

def test_noinherit(self):
        # _mkstemp_inner file handles are not inherited by child processes

        if support.verbose:
            v="v"
        else:
            v="q"

        file = self.do_create()
        self.assertEqual(os.get_inheritable(file.fd), False)
        fd = "%d" % file.fd

        try:
            me = __file__
        except NameError:
            me = sys.argv[0]

        # We have to exec something, so that FD_CLOEXEC will take
        # effect.  The core of this test is therefore in
        # tf_inherit_check.py, which see.
        tester = os.path.join(os.path.dirname(os.path.abspath(me)),
                              "tf_inherit_check.py")

        # On Windows a spawn* /path/ with embedded spaces shouldn't be quoted,
        # but an arg with embedded spaces should be decorated with double
        # quotes on each end
        if sys.platform == 'win32':
            decorated = '"%s"' % sys.executable
            tester = '"%s"' % tester
        else:
            decorated = sys.executable

        retval = os.spawnl(os.P_WAIT, sys.executable, decorated, tester, v, fd)
        self.assertFalse(retval < 0,
                    "child process caught fatal signal %d" % -retval)
        self.assertFalse(retval > 0, "child process reports failure %d"%retval)

def test_fd_non_inheritable(self):
        epoll = select.epoll()
        self.addCleanup(epoll.close)
        self.assertEqual(os.get_inheritable(epoll.fileno()), False)

def test_fd_non_inheritable(self):
        devpoll = select.devpoll()
        self.addCleanup(devpoll.close)
        self.assertEqual(os.get_inheritable(devpoll.fileno()), False)

def test_open_non_inheritable(self):
        fileobj = open(__file__)
        with fileobj:
            self.assertFalse(os.get_inheritable(fileobj.fileno()))

def get_inheritable(self):
            return os.get_handle_inheritable(self.fileno())

def get_inheritable(self):
            return os.get_inheritable(self.fileno())

def get_inheritable(self):
                return os.get_handle_inheritable(self.fileno())

def get_inheritable(self):
                return os.get_inheritable(self.fileno())