Built-in Exceptions - How to Find Out Possible Errno's

[Mark Peters]

Gregory Piñero wrote:
> Thanks Mark, that does help, but what is this errno module?  I mean,
> does it apply to OSError or to IOError or both?
 My guess is that the IOError will return the underlying operating
system error, but that's just a guess (and no time to dig for the
answer right now)

Mark