Commit: 1db47a2ccd1e68994bf8140eba6cc2a26a2bc91f
Author: Campbell Barton
Date: Thu Jul 12 08:28:06 2018 +0200
Branches: master
https://developer.blender.org/rB1db47a2ccd1e68994bf8140eba6cc2a26a2bc91f
Fix PyRNA class registration w/ Python 3.7
In Python3.7 this now raises an error.
===================================================================
M source/blender/python/intern/bpy_rna.c
===================================================================
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 */
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