Python try…except comma vs 'as' in except

Question

What is the difference between \',\' and \'as\' in except statements, eg:

try:
    pass
except Exception, exception:
    pass

and:

Answer 1

If you want to support all python versions you can use the sys.exc_info() function like this:

try:
    a = 1/'0'
except (ZeroDivisionError, TypeError):
    e = sys.exc_info()[1]
    print(e.args[0])

(source:http://python3porting.com/noconv.html)