Guido van Rossum schrieb:
> On Wed, Apr 2, 2008 at 3:03 PM, Amaury Forgeot d'Arc <[EMAIL PROTECTED]>
> wrote:
>> On Wed, Apr 2, 2008 at 11:57 PM, Paul Prescod <[EMAIL PROTECTED]> wrote:
>> > But does anyone else find it odd that the types of some things are
>> > classes and the classes of some things are types?
>> >
>> > >>> type(socket.socket())
>> > <class 'socket.socket'>
>> > >>> type("abc")
>> > <type 'str'>
>> > >>> socket.socket().__class__
>> > <class 'socket.socket'>
>> > >>> "abc".__class__
>> > <type 'str'>
>> >
>> > In a recent talk I could only explain this as a historical quirk. As I
>> > understand, it is now possible to make types that behave basically
>> > exactly like classes and classes that behave exactly like types. Is
>> > there any important difference between them anymore?
>>
>> I can find one difference:
>> - types are written in C
>> - classes are written in Python
>>
>> and there is a difference in behaviour:
>> most types don't have a writable __dict__, and you cannot add members.
>> classes are more flexible.
>
> That's more correctly described as the difference between built-in
> types/classes and user-defined types/classes.
>
> I think it's still just a historical quirk; maybe we should bite the
> bullet and fix this in py3k. (Still, 'type' and 'class' will both be
> part of the language, one as a built-in function and metaclass, the
> other as a keyword.)
+1 on the repr() change (to "class", preferably). That's exactly the kind
of simplification that Py3k is intended to make.
Georg
--
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