[MERGE] Fix for running parallel tests on Mac OS X

[John Arbash Meinel]

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Robert Collins wrote:
> On Wed, 2009-06-03 at 06:13 -0400, John Szakmeister wrote:
>> +    except Exception, e:
>> +        pass 
> 
> This is faulty - it will hit ctrl-C. At minium you could fix it by doing
> except (KeyboardInterrupt, SystemExit):
>     raise
> except Exception:
>     pass
> 
> but better still would be to catch something more specific, like
> IOError.
> 
> bb:resubmit
> 
> -Rob

Actually, IIRC in python 2.5+ KeyboardInterrupt is no longer caught by
Exception. Still, I agree that (IOError, OSError), e: is probably better.

John
=:->

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