From c9d3414be7652c8b75ec8a5a037760950557b1bc Mon Sep 17 00:00:00 2001
From: Adam Turner <9087854+aa-turner@users.noreply.github.com>
Date: Wed, 14 Aug 2024 21:22:49 +0100
Subject: [PATCH] Better typing for `ObjType`

---
 sphinx/domains/__init__.py | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/sphinx/domains/__init__.py b/sphinx/domains/__init__.py
index 5f716ab61b7..ef3b5e90ade 100644
--- a/sphinx/domains/__init__.py
+++ b/sphinx/domains/__init__.py
@@ -53,11 +53,10 @@ class ObjType:
         'searchprio': 1,
     }
 
-    def __init__(self, lname: str, *roles: Any, **attrs: Any) -> None:
-        self.lname = lname
-        self.roles: tuple = roles
-        self.attrs: dict = self.known_attrs.copy()
-        self.attrs.update(attrs)
+    def __init__(self, lname: str, /, *roles: Any, **attrs: Any) -> None:
+        self.lname: str = lname
+        self.roles: tuple[Any, ...] = roles
+        self.attrs: dict[str, Any] = self.known_attrs | attrs
 
 
 class Domain: