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

python · Mar 4, 2023 · 90801e4 · 90801e4
1 parent c2bd55d
commit 90801e4
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diff --git a/Lib/inspect.py b/Lib/inspect.py
@@ -2805,7 +2805,7 @@ def __repr__(self):
         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
@@ -0,0 +1 @@
+Micro-optimise hashing of :class:`inspect.Parameter`, reducing the time it takes to hash an instance by around 40%.