# This code breaks on trunk
import sys

def foo(a,b,c): 
    pass

sys.settrace(foo)

def test_foo():
    print locals(), id(locals()), '\n'
    print 'defining exception..'
    class CustomException(Exception):
        pass
    print locals(), id(locals()), '\n'

    print 'making a class who knows it'
    class SomeClass:
        def foo(self):
            raise CustomException

    print locals(), id(locals()), '\n'
    print 'accesing the exception'
    print CustomException

test_foo()