169             except Exception as exc:
170                 raise RuntimeError('issue29692:Chained') from exc
384     exc = None  variable in mycontext
391     def __exit__(self, *exc):  argument
392         self.exc = exc
411         self.assertEqual(context.exc, (None, None, None))
420         self.assertIsNotNone(context.exc)
421         self.assertIs(context.exc[0], NameError)
427         self.assertIsNotNone(context.exc)
428         self.assertIs(context.exc[0], NameError)
436             self.assertIsNone(context.exc)
439         self.assertEqual(context.exc, (None, None, None))
447             self.assertIsNone(context.exc)
453         self.assertIsNotNone(context.exc)
454         self.assertIs(context.exc[0], NameError)
491             def __exit__(self, *exc):  argument
503             def __uxit__(self, *exc):  argument
514             exc = None  variable in TestContextDecorator.test_contextdecorator_as_mixin.somecontext
520             def __exit__(self, *exc):  argument
521                 self.exc = exc
529             self.assertIsNone(context.exc)
532         self.assertEqual(context.exc, (None, None, None))
602         def _expect_exc(exc_type, exc, exc_tb):  argument
606         def _expect_ok(exc_type, exc, exc_tb):  argument
608             self.assertIsNone(exc)
680                 stack.push(lambda *exc: False)
685             stack.push(lambda *exc: True)
692             def __init__(self, exc):  argument
693                 self.exc = exc
697                 raise self.exc
724         except IndexError as exc:
725             self.assertIsInstance(exc.__context__, KeyError)
726             self.assertIsInstance(exc.__context__.__context__, AttributeError)
728             self.assertIsNone(exc.__context__.__context__.__context__)
738         def raise_exc(exc):  argument
739             raise exc
755         except IndexError as exc:
756             self.assertIsInstance(exc.__context__, KeyError)
757             self.assertIsInstance(exc.__context__.__context__, AttributeError)
759             self.assertIsNone(exc.__context__.__context__.__context__)
769         def raise_exc(exc):  argument
770             raise exc
779         except Exception as exc:
780             self.assertIsInstance(exc, IndexError)
789         except Exception as exc:
790             self.assertIsInstance(exc, KeyError)
797         def gets_the_context_right(exc):  argument
801                 raise exc
817         except Exception as exc:
818             self.assertIs(exc, exc4)
819             self.assertIs(exc.__context__, exc3)
820             self.assertIs(exc.__context__.__context__, exc2)
821             self.assertIs(exc.__context__.__context__.__context__, exc1)
823                        exc.__context__.__context__.__context__.__context__)
843         except Exception as exc:
844             self.assertIs(exc, exc5)
845             self.assertIs(exc.__context__, exc4)
846             self.assertIs(exc.__context__.__context__, exc3)
847             self.assertIs(exc.__context__.__context__.__context__, exc2)
849                  exc.__context__.__context__.__context__.__context__, exc1)
851                 exc.__context__.__context__.__context__.__context__.__context__)
860         except IndexError as exc:
865             stack.push(lambda *exc: True)
866             stack.push(lambda *exc: 1/0)
867             stack.push(lambda *exc: {}[1])
893             except Exception as exc:
894                 raise UniqueException("new exception") from exc
900             except Exception as exc:
901                 raise exc
911         exc = err_ctx.exception
912         self.assertIsInstance(exc, UniqueException)
913         self.assertIsInstance(exc.__context__, UniqueRuntimeError)
914         self.assertIsNone(exc.__context__.__context__)
915         self.assertIsNone(exc.__context__.__cause__)
916         self.assertIs(exc.__cause__, exc.__context__)