1print(repr(IndexError()))
2print(str(IndexError()))
3
4print(str(IndexError("foo")))
5
6a = IndexError(1, "test", [100, 200])
7print(repr(a))
8print(str(a))
9print(a.args)
10
11s = StopIteration()
12print(s.value)
13s = StopIteration(1, 2, 3)
14print(s.value)
15