Message 63875 - Python tracker

As of r61478, the following code fails to produce a py3k warning:

try:
   raise ValueError
except ((ValueError,object),):
   pass


which is an error for in py3k:

Traceback (most recent call last):
  File "x.py", line 3, in <module>
    except ((ValueError,object),):
TypeError: catching classes that do not inherit from BaseException is 
not allowed