# Example `
```py
def f():
  try:
    a = 1 + "2"
  finally:
    print("boing")
f()
```
outputs
```
boing
Traceback (most recent call last):
  File "/home/john/a/a.py", line 6, in <module>
    f()
  File "/home/john/a/a.py", line 3, in f
    a = 1 + "2"
        ~~^~~~~
TypeError: unsupported operand type(s) for +: 'int' and 'str'
```
the `print("boing")` is executed before the exception falls through
to the caller.