[Python-Dev] Re: PEP 246: LiskovViolation as a name

Wed Jan 12 21:27:25 CET 2005

Skip Montanaro wrote:
>> Michael> This must be one of those cases where I am mislead by my
> Michael> background... I thought of Liskov substitution principle 
> Michael> as a piece of basic CS background that everyone learned 
> Michael> in school (or from the net, or wherever they learned
> Michael> programming). Clearly, that's not true.
>> Note that some us were long out of school by the time Barbara Liskov
> first published the idea (in 1988 according to
> http://c2.com/cgi/wiki?LiskovSubstitutionPrinciple). Also, since it
> pertains to OO programming it was probably not taught widely until
> the mid-90s. That means a fair number of people will have never
> heard about it.

...and then there are those Python users who have no formal CS
background at all. Python is used quite a bit by people who's main job
is not programming.
<sidebar>I'm one of those, and whatever I know about CS, I owe it mostly
to the Python community. I learned an awful lot just by hanging out on
various Python mailing lists.</sidebar>
> Michael> Guido writes:
> >> How about SubstitutabilityError?
>> I don't think that's any better. At the very least, people can
> Google for "Liskov violation" to educate themselves. I'm not sure
> that the results of a Google search for "Subtitutability Error" will
> be any clearer.

Well, with a bit of luck Google will point to the Python documentation
then...
Just