/tmp/py2u…→unicode $ ./python Lib/test/regrtest.py test_doctest
test_doctest
**********************************************************************
File "/tmp/py2u…→unicode/Lib/test/test_doctest.py", line 2052, in test.test_doctest.test_DocFileSuite
Failed example:
    suite.run(unittest.TestResult())
Expected:
    <unittest.result.TestResult run=3 errors=0 failures=2>
Got:
    <unittest.result.TestResult run=3 errors=2 failures=0>
**********************************************************************
1 items had failures:
   1 of  40 in test.test_doctest.test_DocFileSuite
***Test Failed*** 1 failures.
test test_doctest failed -- 1 of 421 doctests failed

1 test failed:
    test_doctest