From: Gouvernathor <44340603+Gouvernathor@users.noreply.github.com>
Date: Sat, 4 Mar 2023 15:08:57 +0000 (+0100)
Subject: gh-102302 Micro-optimize `inspect.Parameter.__hash__` (#102303)
X-Git-Tag: v3.12.0a6~27
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=90801e48fdd2a57c5c5a5e202ff76c3a7dc42a50;p=thirdparty%2FPython%2Fcpython.git

gh-102302 Micro-optimize `inspect.Parameter.__hash__` (#102303)
---

diff --git a/Lib/inspect.py b/Lib/inspect.py
index 8bb3a375735a..166667c62cdc 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -2805,7 +2805,7 @@ class Parameter:
         return '<{} "{}">'.format(self.__class__.__name__, self)
 
     def __hash__(self):
-        return hash((self.name, self.kind, self.annotation, self.default))
+        return hash((self._name, self._kind, self._annotation, self._default))
 
     def __eq__(self, other):
         if self is other:
diff --git a/Misc/NEWS.d/next/Library/2023-03-04-14-46-47.gh-issue-102302.-b_s6Z.rst b/Misc/NEWS.d/next/Library/2023-03-04-14-46-47.gh-issue-102302.-b_s6Z.rst
new file mode 100644
index 000000000000..aaf4e62069ca
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2023-03-04-14-46-47.gh-issue-102302.-b_s6Z.rst
@@ -0,0 +1 @@
+Micro-optimise hashing of :class:`inspect.Parameter`, reducing the time it takes to hash an instance by around 40%.