How to bypass try-catch block from the inner function ...

keyerr.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import sys

def inner():
    d = {'b': 1}
    try:
        d['a']
    except:
        sys.exit(1)

def outer():
    try:
        inner()
    except SystemExit as se:
        print 'system exit ...'  # won't be executed!!!
    except Exception as e:
        raise e
    else:
        print 'success'

outer()