1# test sys.atexit() function
2
3import usys
4
5try:
6    usys.atexit
7except AttributeError:
8    print("SKIP")
9    raise SystemExit
10
11some_var = None
12
13
14def do_at_exit():
15    print("done at exit:", some_var)
16
17
18usys.atexit(do_at_exit)
19
20some_var = "ok"
21print("done before exit")
22