> On May 6, 2010, at 10:56 PM, Chris Rebert wrote: >> On Thu, May 6, 2010 at 8:50 PM, Ben Cohen <nco...@ucsd.edu> wrote: >>> Is there a pythonic way to collect and display multiple exceptions at the >>> same time? >>> >>> For example let's say you're trying to validate the elements of a list and >>> you'd like to validate as many of the elements as possible in one run and >>> still report exception's raised while validating a failed element. >>> >>> eg -- I'd like to do something like this: >>> >>> errors = [] >>> for item in data: >>> try: >>> process(item) >>> except ValidationError as e: >>> errors.append(e) >>> raise MultipleValidationErrors(*errors) >>> >>> where if the raised MultipleValidationErrors exception goes uncaught the >>> interpreter will print a nice traceback that includes the tracebacks of >>> each raised ValidationError. But I don't know how MultipleValidationErrors >>> should be written ... <my implementation snipped>
On Fri, May 7, 2010 at 6:06 PM, Ben Cohen <nco...@ucsd.edu> wrote: > Many thanks for the excellent example!! You rock! > > Ben However, I do agree with Steven that this approach to error handling is unusual. But I assume you have your reasons for wanting to do it this way. Cheers, Chris -- Python + Bioinformatics = Win http://blog.rebertia.com -- http://mail.python.org/mailman/listinfo/python-list
