[Python-3000] PEP 3100 Comments

[Guido van Rossum]

On 5/8/06, Steven Bethard <steven.bethard at gmail.com> wrote:
> It'd certainly be nice to be able to tell the difference between
> the following two TypeErrors:
>
>     >>> def s():
>     ...     raise TypeError()
>     ...
>     >>> 's'()
>     Traceback (most recent call last):
>       File "<interactive input>", line 1, in ?
>     TypeError: 'str' object is not callable
>     >>> s()
>     Traceback (most recent call last):
>       File "<interactive input>", line 1, in ?
>       File "<interactive input>", line 2, in s
>     TypeError

You're kidding yourself. Consider these two:

def s():
  raise NotCallable("ha ha, fooled you!")

or more likely any variant of this:

def s():
  's'()

--
--Guido van Rossum (home page: http://www.python.org/~guido/)