[Python-ideas] Re: Add a special TypeError subclass for implementation errors

On 4/09/21 4:32 am, Guido van Rossum wrote:

The question is, would anyone ever want to make a distinction between the two in *real* code?

Another problem with this idea is that there isn't just one user and one author. Library code often calls other library code written by a different author, so a user error at one level is an implementation error at another. -- Greg