fix test

Signed-off-by: Manjusaka <[email protected]>

Author: Zheaoli

Lib/test/test_pty.py

@@ -231,8 +231,6 @@ def test_fork(self):
                 os._exit(2)
             os._exit(4)
         else:
-            flags = fcntl.fcntl(master_fd, fcntl.F_GETFD)
-            cloexec_set = bool(flags & fcntl.FD_CLOEXEC)
             flags = fcntl.fcntl(master_fd, fcntl.F_GETFD)
             self.assertTrue(flags & fcntl.FD_CLOEXEC)
             debug("Waiting for child (%d) to finish." % pid)