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python-pydicom/pydicom-pr1908-fixpillow.patch

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From 11f7bd260137a18496bdfd00ddb742ef0cf2d2fd Mon Sep 17 00:00:00 2001
From: scaramallion <scaramallion@users.noreply.github.com>
Date: Mon, 16 Oct 2023 10:35:46 +1100
Subject: [PATCH 1/4] Fix Pillow raising AttributeError due to Image.mode being
read-only
Index: pydicom-2.4.4/pydicom/pixel_data_handlers/pillow_handler.py
===================================================================
--- pydicom-2.4.4.orig/pydicom/pixel_data_handlers/pillow_handler.py
+++ pydicom-2.4.4/pydicom/pixel_data_handlers/pillow_handler.py
@@ -129,7 +129,11 @@ def _decompress_single_frame(
image.tile[0][2],
(color_mode, ''),
)]
- image.mode = color_mode
+ # Pillow 10.1+ made Image.mode read-only
+ if hasattr(image, "_mode"):
+ image._mode = color_mode
+ else:
+ image.mode = color_mode
image.rawmode = color_mode
return image