~/develop/python/Lib/test> python test_pty.py
{{{
test_basic (__main__.PtyTest) ... Calling master_open()
Got master_fd '3', slave_name '/dev/tt/p3'
Calling slave_open('/dev/tt/p3')
ERROR
test_fork (__main__.PtyTest) ... calling pty.fork()
Waiting for child (2043) to finish.
In child, calling os.setsid()
Good: OSError was raised.
FAIL

======================================================================
ERROR: test_basic (__main__.PtyTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "test_pty.py", line 72, in test_basic
    raise TestSkipped, "Pseudo-terminals (seemingly) not functional."
TestSkipped: Pseudo-terminals (seemingly) not functional.

======================================================================
FAIL: test_fork (__main__.PtyTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "test_pty.py", line 155, in test_fork
    data = os.read(master_fd, 80)
  File "test_pty.py", line 59, in handle_sig
    self.fail("isatty hung")
AssertionError: isatty hung

----------------------------------------------------------------------
Ran 2 tests in 10.002s

FAILED (failures=1, errors=1)
Traceback (most recent call last):
  File "test_pty.py", line 196, in <module>
    test_main()
  File "test_pty.py", line 193, in test_main
    run_unittest(PtyTest)
  File "/boot/common/lib/python2.7/test/test_support.py", line 722, in run_unittest
    _run_suite(suite)
  File "/boot/common/lib/python2.7/test/test_support.py", line 705, in _run_suite
    raise TestFailed(err)
test.test_support.TestFailed: errors occurred; run in verbose mode for details
~/develop/python/Lib/test> 
}}}