"""
$ ./python -m unwrapable_obj.py

Before bpo-25998:
Traceback (most recent call last):
  File "Lib/runpy.py", line 192, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "Lib/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "unwrapable_ob.py", line 13, in <module>
    doctest.testmod()
  File "Lib/doctest.py", line 1954, in testmod
    for test in finder.find(m, name, globs=globs, extraglobs=extraglobs):
  File "Lib/doctest.py", line 932, in find
    self._find(tests, obj, name, module, source_lines, globs, {})
  File "Lib/doctest.py", line 990, in _find
    unwraped_obj = inspect.unwrap(val)
  File "Lib/inspect.py", line 520, in unwrap
    while _is_wrapper(func):
  File "Lib/inspect.py", line 511, in _is_wrapper
    return hasattr(f, '__wrapped__')
  File "unwrapable_ob.py", line 7, in __getattr__
    raise RuntimeError("boom")
RuntimeError: boom

After bpo-25998:
3 items had no tests:
    __main__
    __main__.UnwrapMeAndDie
    __main__.UnwrapMeAndDie.__getattr__
0 tests in 3 items.
0 passed and 0 failed.
Test passed.
"""

class UnwrapMeAndDie:
    def __getattr__(self, name):
        raise RuntimeError("boom")

xxx = UnwrapMeAndDie()

if __name__ == "__main__":
    import doctest
    doctest.testmod(verbose=True)