From a054f6b2b1d9f75edfb5ec2247bbf60f07491977 Mon Sep 17 00:00:00 2001 From: Pablo Galindo Date: Wed, 24 Mar 2021 00:04:52 +0000 Subject: [PATCH] bpo-43452: Document the PyType_Lookup optimizations in the What's New for 3.10 (GH-24949) --- Doc/whatsnew/3.10.rst | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst index 7ed43ad8191..97442aa6b3d 100644 --- a/Doc/whatsnew/3.10.rst +++ b/Doc/whatsnew/3.10.rst @@ -946,7 +946,6 @@ Optimizations for more details. (Contributed by Victor Stinner and Pablo Galindo in :issue:`38980`.) - * Function parameters and their annotations are no longer computed at runtime, but rather at compilation time. They are stored as a tuple of strings at the bytecode level. It is now around 2 times faster to create a function with @@ -958,6 +957,10 @@ Optimizations algorithm to avoid quadratic behavior on long strings. (Contributed by Dennis Sweeney in :issue:`41972`) +* Added micro-optimizations to ``_PyType_Lookup()`` to improve type attribute cache lookup + performance in the common case of cache hits. This makes the interpreter 1.04 times faster + in average (Contributed by Dino Viehland in :issue:`43452`) + Deprecated ==========