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Groups > comp.lang.python > #43486

RE: newbie question about confusing exception handling in urllib

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Steven D'Aprano wrote:
> try:
>     main()
> except Exception as err:
>     log(err)
>     print("Sorry, an unexpected error has occurred.")
>     print("Please contact support for assistance.")
>     sys.exit(-1)
> 
> 

I like the traceback[0] module for logging last exception thrown.
See traceback.format_exc() or traceback.print_exc().

trace = traceback.format_exc()
log.error('I was trying to do <action>, but unexpected error.\n{0}'.format(trace))

[0] http://docs.python.org/2/library/traceback.html


~Ramit



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newbie question about confusing exception handling in urllib cabbar@gmail.com - 2013-04-09 04:41 -0700
  Re: newbie question about confusing exception handling in urllib Peter Otten <__peter__@web.de> - 2013-04-09 14:19 +0200
  Re: newbie question about confusing exception handling in urllib cabbar@gmail.com - 2013-04-09 06:19 -0700
    Re: newbie question about confusing exception handling in urllib Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-04-09 15:05 +0000
      Re: newbie question about confusing exception handling in urllib Chris Angelico <rosuav@gmail.com> - 2013-04-10 02:23 +1000
      RE: newbie question about confusing exception handling in urllib "Prasad, Ramit" <ramit.prasad@jpmorgan.com> - 2013-04-12 21:29 +0000
  Re: newbie question about confusing exception handling in urllib Terry Jan Reedy <tjreedy@udel.edu> - 2013-04-09 10:19 -0400
  Re: newbie question about confusing exception handling in urllib Ian Kelly <ian.g.kelly@gmail.com> - 2013-04-09 13:11 -0600

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