Class Complains

Lib/test/test_sort.py:51–65

        sizes.extend([10, 100, 1000])

        class Complains(object):
            maybe_complain = True

            def __init__(self, i):
                self.i = i

            def __lt__(self, other):
                if Complains.maybe_complain and random.random() < 0.001:
                    if verbose:
                        print("        complaining at", self, other)
                    raise RuntimeError
                return self.i < other.i

            def __repr__(self):
                return "Complains(%d)" % self.i

        class Stable(object):
            def __init__(self, key, i):