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blob fd1d8ba437e94fd11ece12372756eb3a268b8e4a 1859 bytes (raw)
name: patches/blender-2.79-python-3.7-fix.patch 	 # note: path name is non-authoritative(*)

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Copied from https://git.blender.org/gitweb/gitweb.cgi/blender.git/patch/1db47a2ccd1e68994bf8140eba6cc2a26a2bc91f
Fixes <https://bugs.gnu.org/33608>.

From 1db47a2ccd1e68994bf8140eba6cc2a26a2bc91f Mon Sep 17 00:00:00 2001
From: Campbell Barton <ideasman42@gmail.com>
Date: Thu, 12 Jul 2018 08:28:06 +0200
Subject: [PATCH] Fix PyRNA class registration w/ Python 3.7

In Python3.7 this now raises an error.
---
 source/blender/python/intern/bpy_rna.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/source/blender/python/intern/bpy_rna.c b/source/blender/python/intern/bpy_rna.c
index 9052b6f580a..80b0aa7a51b 100644
--- a/source/blender/python/intern/bpy_rna.c
+++ b/source/blender/python/intern/bpy_rna.c
@@ -7577,10 +7577,12 @@ static int bpy_class_validate_recursive(PointerRNA *dummyptr, StructRNA *srna, v
 		if (!(flag & PROP_REGISTER))
 			continue;
 
+		/* TODO(campbell): Use Python3.7x _PyObject_LookupAttr(), also in the macro below. */
 		identifier = RNA_property_identifier(prop);
 		item = PyObject_GetAttrString(py_class, identifier);
 
 		if (item == NULL) {
+			PyErr_Clear();
 			/* Sneaky workaround to use the class name as the bl_idname */
 
 #define     BPY_REPLACEMENT_STRING(rna_attr, py_attr)                         \
@@ -7596,6 +7598,9 @@ static int bpy_class_validate_recursive(PointerRNA *dummyptr, StructRNA *srna, v
 					}                                                         \
 					Py_DECREF(item);                                          \
 				}                                                             \
+				else {                                                        \
+					PyErr_Clear();                                            \
+				}                                                             \
 			}  /* intentionally allow else here */
 
 			if (false) {}  /* needed for macro */
-- 
2.20.1


debug log:

solving fd1d8ba437e94fd11ece12372756eb3a268b8e4a ...
found fd1d8ba437e94fd11ece12372756eb3a268b8e4a in https://git.savannah.gnu.org/cgit/guix.git

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