Life's better without braces

[Gerrit Holl]

On Fri, Feb 25, 2000 at 07:21:38PM +0100, Bernhard Herzog wrote:
> Is it posssible to implement getattr, setattr and delattr without eval
> or exec?

I don't think so.

> How do you implement len for builtin types without
> iterating through the indices until an IndexError is raised?

You don't.

> How do you implement callable?

def callable(f):
    try:
        f()
        return 1
    except TypeError:
        return 0

Hmm, this is wrong.
What about checkins if... no, I don't know.

> I think you forgot str and cmp, but they're easy:
> 
> def str(obj):
>     return "%s" % (obj,)
> 
> def cmp(a, b):
>     if a > b:
>         return 1
>     if a < b:
>         return -1
>     return 0
> 
> ord should also be possible.

Possible with some dictionairy.

regards,
Gerrit.

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