460         class BadSeq(object):  class
465         self.assertRaises(ValueError, filter, lambda x: x, BadSeq())
714         class BadSeq:  class
717         self.assertRaises(ValueError, len, BadSeq())
790         class BadSeq:  class
793         self.assertRaises(ValueError, map, lambda x: x, BadSeq())
845         class BadSeq:  class
848         self.assertRaises(ValueError, min, BadSeq())
1211         class BadSeq:  class
1214         self.assertRaises(ValueError, reduce, 42, BadSeq())
1355         class BadSeq:  class
1358         self.assertRaises(ValueError, sum, BadSeq())
1444         class BadSeq:  class
1450         self.assertRaises(ValueError, zip, BadSeq(), BadSeq())