From f0014ab01c7a51bfa0f269c676404d48112f924b Mon Sep 17 00:00:00 2001
From: RoomWithOutRoof <166608075+Jah-yee@users.noreply.github.com>
Date: Wed, 18 Mar 2026 09:03:48 +0800
Subject: [PATCH] fix: mutable default argument in LogitsBiasProcessor (#7426)

---
 modules/transformers_loader.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/transformers_loader.py b/modules/transformers_loader.py
index 63758ad7..7f521b8c 100644
--- a/modules/transformers_loader.py
+++ b/modules/transformers_loader.py
@@ -44,8 +44,8 @@ class Stream(transformers.StoppingCriteria):
 
 
 class LogitsBiasProcessor(LogitsProcessor):
-    def __init__(self, logit_bias={}):
-        self.logit_bias = logit_bias
+    def __init__(self, logit_bias=None):
+        self.logit_bias = logit_bias if logit_bias is not None else {}
         if self.logit_bias:
             self.keys = list([int(key) for key in self.logit_bias.keys()])
             values = [self.logit_bias[str(key)] for key in self.keys]