[Python-Dev] PEP, take 2: Exception Reorganization for Python 3.0
bcannon at gmail.com
Wed Aug 3 23:12:09 CEST 2005
On 8/3/05, Russell E. Owen <rowen at cesmail.net> wrote:
> In article <bbaeab1005080217346b2af653 at mail.gmail.com>,
> Brett Cannon <bcannon at gmail.com> wrote:
> > New Hierarchy
> > =============
> > Exception
> > +-- StandardError
> > +-- EnvironmentError
> > +-- OSError
> > +-- IOError
> > +-- EOFError (new inheritance)
> I am wondering why OSError and IOError are not under StandardError? This
> seems a serious misfeature to me (perhaps the posting was just
Look again; they are with an inheritance for both of (OS|IO)Error <-
EnvironmentError <- StandardError <- Exception.
> Having one class for "normal" errors (not exceptions whose sole purpose
> is to halt the program and not so critical that any continuation is
> hopeless) sure would make it easier to write code that output a
> traceback and tried to continue. I'd love it.
That is what StandardError is for.
More information about the Python-Dev