From 70de571ef4fb3fd6d3b653f015327ef82cae409b Mon Sep 17 00:00:00 2001
From: Jann Stute <jann.stute@protonmail.com>
Date: Mon, 11 May 2026 20:31:56 +0200
Subject: [PATCH] fix: use type parameter instead of subclass

---
 src/tagstudio/core/query_lang/ast.py | 4 ++--
 src/tagstudio/qt/ts_qt.py            | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/tagstudio/core/query_lang/ast.py b/src/tagstudio/core/query_lang/ast.py
index 6a4375e2..9d97d016 100644
--- a/src/tagstudio/core/query_lang/ast.py
+++ b/src/tagstudio/core/query_lang/ast.py
@@ -4,7 +4,7 @@
 
 from abc import ABC, abstractmethod
 from enum import Enum
-from typing import Generic, TypeVar, override
+from typing import TypeVar, override
 
 
 class ConstraintType(Enum):
@@ -97,7 +97,7 @@ class Not(AST):
 T = TypeVar("T")
 
 
-class BaseVisitor(ABC, Generic[T]):
+class BaseVisitor[T](ABC):
     def visit(self, node: AST) -> T:
         if isinstance(node, ANDList):
             return self.visit_and_list(node)
diff --git a/src/tagstudio/qt/ts_qt.py b/src/tagstudio/qt/ts_qt.py
index 17daae29..538c053e 100644
--- a/src/tagstudio/qt/ts_qt.py
+++ b/src/tagstudio/qt/ts_qt.py
@@ -21,7 +21,7 @@ from collections import OrderedDict
 from pathlib import Path
 from queue import Queue
 from shutil import which
-from typing import Generic, TypeVar
+from typing import TypeVar
 from warnings import catch_warnings
 
 import structlog
@@ -148,7 +148,7 @@ T = TypeVar("T")
 #                 | A   [B]<- C |
 #                 |[A]<- B    C |  Previous routes still exist
 #                 | A ->[D]     |  Stack is cut from [:A] on new route
-class History(Generic[T]):
+class History[T]:
     __history: list[T]
     __index: int = 0