On 8-3-2014 1:15, Dan Stromberg wrote: > On Fri, Mar 7, 2014 at 3:11 AM, Steven D'Aprano > <steve+comp.lang.pyt...@pearwood.info> wrote: > >> >> Assertions are not bad! They're just misunderstood and abused. > >> You should read this guy's blog post on when to use assert: >> >> http://import-that.dreamwidth.org/676.html > > Nice article. > > BTW, what about: > > if value >= 3: > raise AssertionError('value must be >= 3') > > ?
I don't think this qualifies as an assertion. Also, because AssertionError is documented as "Raised when an assert statement fails", I would never use it myself explicitly like this. You should use ValueError instead (or a more precise exception such as IndexError, if appropriate). Irmen -- https://mail.python.org/mailman/listinfo/python-list
