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PyAPI: use bl_rna_get_subclass for node API

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Returns a default value instead of an error when the type isn't defined.
This commit is contained in:
Campbell Barton 2017-09-08 00:03:01 +10:00
parent e44bf43f6c
commit daf7aed849
1 changed files with 10 additions and 4 deletions
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14
release/scripts/modules/nodeitems_utils.py
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@ -59,8 +59,11 @@ class NodeItem:
return self._label return self._label
else: else:
# if no custom label is defined, fall back to the node type UI name # if no custom label is defined, fall back to the node type UI name
cls = next(cls for cls in bpy.types.Node.__subclasses__() if cls.bl_rna.identifier == self.nodetype) cls = bpy.types.Node.bl_rna_get_subclass(self.nodetype)
return cls.bl_rna.name if cls is not None:
return cls.bl_rna.name
else:
return "Unknown"
@property @property
def translation_context(self): def translation_context(self):
@ -68,8 +71,11 @@ class NodeItem:
return bpy.app.translations.contexts.default return bpy.app.translations.contexts.default
else: else:
# if no custom label is defined, fall back to the node type UI name # if no custom label is defined, fall back to the node type UI name
cls = next(cls for cls in bpy.types.Node.__subclasses__() if cls.bl_rna.identifier == self.nodetype) cls = bpy.types.Node.bl_rna_get_subclass(self.nodetype)
return cls.bl_rna.translation_context if cls is not None:
return cls.bl_rna.translation_context
else:
return bpy.app.translations.contexts.default
# NB: is a staticmethod because called with an explicit self argument # NB: is a staticmethod because called with an explicit self argument
# NodeItemCustom sets this as a variable attribute in __init__ # NodeItemCustom sets this as a variable attribute in __init__