The answer to life, the universe, and everything is:
<pre>
Traceback (most recent call last):
  File "tester.py", line 21, in ?
    print spam(1, (2, 3))
  File "tester.py", line 8, in spam
    foo(x, y)
  File "tester.py", line 11, in foo
    eggs(a, b + bar)
  File "tester.py", line 16, in eggs
    return h / i
ZeroDivisionError: integer division or modulo by zero
</pre>