``` class PurePythonExceptionFormattingMixin: def get_exception(self, callable, slice_start=0, slice_end=-1): try: callable() self.fail("No exception thrown.") except: return traceback.format_exc().splitlines()[slice_start:slice_end] ``` `self.fail` simply raises an exception, so putting it in a try..except is not going to work. <!-- gh-linked-prs --> ### Linked PRs * gh-125516 * gh-125524 * gh-125525 <!-- /gh-linked-prs -->
self.failsimply raises an exception, so putting it in a try..except is not going to work.Linked PRs