From 4b97d167f13119e90d5fb5b2ba2dcb2cf491078f Mon Sep 17 00:00:00 2001 From: easonysliu Date: Thu, 9 Apr 2026 14:19:31 +0800 Subject: [PATCH] fix unclosed file handle when opening mask image in /upload/mask --- server.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/server.py b/server.py index 173a28376..f94c19e6f 100644 --- a/server.py +++ b/server.py @@ -485,7 +485,8 @@ class PromptServer(): for key in original_pil.text: metadata.add_text(key, original_pil.text[key]) original_pil = original_pil.convert('RGBA') - mask_pil = Image.open(image.file).convert('RGBA') + with Image.open(image.file) as mask_pil_raw: + mask_pil = mask_pil_raw.convert('RGBA') # alpha copy new_alpha = mask_pil.getchannel('A')