10a11,47
> args = (<test_test.MyTest testMethod=test_test>, 1, 2), kwargs = {}
>
>     def custom_assert_eq(*args, **kwargs):
>         try:
> >           real_fun(*args, **kwargs)
>
> test_test.py:10:
> _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
>
> self = <test_test.MyTest testMethod=test_test>, first = 1, second = 2
> msg = None
>
>     def assertEqual(self, first, second, msg=None):
>         """Fail if the two objects are unequal as determined by the '=='
>            operator.
>         """
>         assertion_func = self._getAssertEqualityFunc(first, second)
> >       assertion_func(first, second, msg=msg)
>
> /usr/lib64/python3.7/unittest/case.py:839:
> _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
>
> self = <test_test.MyTest testMethod=test_test>, first = 1, second = 2
> msg = '1 != 2'
>
>     def _baseAssertEqual(self, first, second, msg=None):
>         """The default assertEqual implementation, not type specific."""
>         if not first == second:
>             standardMsg = '%s != %s' % _common_shorten_repr(first, second)
>             msg = self._formatMessage(msg, standardMsg)
> >           raise self.failureException(msg)
> E           AssertionError: 1 != 2
>
> /usr/lib64/python3.7/unittest/case.py:832: AssertionError
>
> During handling of the above exception, another exception occurred:
>
15d51
< E       AssertionError: 1 != 2
17c53,59
< test_test.py:18: AssertionError
---
> test_test.py:18:
> _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
> test_test.py:12: in custom_assert_eq
>     raise MyError().with_traceback(e.__traceback__)
> test_test.py:10: in custom_assert_eq
>     real_fun(*args, **kwargs)
> E   test_test.MyError
19,20c61,62
< FAILED test_test.py::MyTest::test_test - AssertionError: 1 != 2
< ============================== 1 failed in 0.04s ===============================
---
> FAILED test_test.py::MyTest::test_test - test_test.MyError
> ============================== 1 failed in 0.10s ===============================