[Pyrex] Pyrex optimization

[Greg Ewing]

Paul Prescod:

>   b) Pyrex should be smarter about using PySequence_GetItem and 
> PyList_GETITEM etc. when they are appropriate rather than always 
> PyObject_GetItem. (and of course similar issues for SetItem and 
> DelItem). At least some of this can be pretty easily done merely by 
> adding "sequence" and "list" types along with the basic "object" type.

I agree in the case of 'list' (and other built-in types) but
I'm not so sure about 'sequence', since it's not really a type.
I'll have to think more carefully about that.

Greg Ewing, Computer Science Dept, +--------------------------------------+
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