Yury Selivanov added the comment:
> I like this idea! I like the limitations to positional-only calls. I do think
> that it would be nice if we could speed up C calls too -- today,
> s.startswith('abc') is slower than s[:3] == 'abc' precisely because of the
> lookup. But I'm all for doing this one step at a time, so we can be sure it
> is solid before taking the next step(s).
Yes, I think we can make `<built-in type>.method(..)` calls much faster with
LOAD_METHOD. Since those types lack `__dict__` and their `__class__` is
read-only, we can use a far better optimized code path without extra lookups
and creation of BoundMethod/PyCFunction objects.
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Python tracker <[email protected]>
<http://bugs.python.org/issue26110>
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