From 387bba093e86d527870482a8fdd88316b89c9c7c Mon Sep 17 00:00:00 2001
From: Soulter <37870767+Soulter@users.noreply.github.com>
Date: Tue, 3 Feb 2026 20:37:18 +0800
Subject: [PATCH] fix: `missing 2 required positional arguments: 'filter1' and
 'filter2'` (#4840)

fixes: #4777
---
 astrbot/core/star/filter/custom_filter.py  | 6 +++---
 astrbot/core/star/register/star_handler.py | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/astrbot/core/star/filter/custom_filter.py b/astrbot/core/star/filter/custom_filter.py
index ff2df9bcd..54d03632d 100644
--- a/astrbot/core/star/filter/custom_filter.py
+++ b/astrbot/core/star/filter/custom_filter.py
@@ -37,9 +37,9 @@ class CustomFilter(HandlerFilter, metaclass=CustomFilterMeta):
 class CustomFilterOr(CustomFilter):
     def __init__(self, filter1: CustomFilter, filter2: CustomFilter):
         super().__init__()
-        if not isinstance(filter1, CustomFilter | CustomFilterAnd | CustomFilterOr):
+        if not isinstance(filter1, (CustomFilter, CustomFilterAnd, CustomFilterOr)):
             raise ValueError(
-                "CustomFilter lass can only operate with other CustomFilter.",
+                "CustomFilter class can only operate with other CustomFilter.",
             )
         self.filter1 = filter1
         self.filter2 = filter2
@@ -51,7 +51,7 @@ class CustomFilterOr(CustomFilter):
 class CustomFilterAnd(CustomFilter):
     def __init__(self, filter1: CustomFilter, filter2: CustomFilter):
         super().__init__()
-        if not isinstance(filter1, CustomFilter | CustomFilterAnd | CustomFilterOr):
+        if not isinstance(filter1, (CustomFilter, CustomFilterAnd, CustomFilterOr)):
             raise ValueError(
                 "CustomFilter lass can only operate with other CustomFilter.",
             )
diff --git a/astrbot/core/star/register/star_handler.py b/astrbot/core/star/register/star_handler.py
index 4d9e2bd87..eefbcedb7 100644
--- a/astrbot/core/star/register/star_handler.py
+++ b/astrbot/core/star/register/star_handler.py
@@ -150,7 +150,7 @@ def register_custom_filter(custom_type_filter, *args, **kwargs):
         if args:
             raise_error = args[0]
 
-    if not isinstance(custom_filter, CustomFilterAnd | CustomFilterOr):
+    if not isinstance(custom_filter, (CustomFilterAnd, CustomFilterOr)):
         custom_filter = custom_filter(raise_error)
 
     def decorator(awaitable):