Add ignored folder

lib/addon.py

@@ -0,0 +1,15 @@
+import bpy, sys, linecache, ast
+
+def get_error_message():
+    exc_type, exc_obj, tb = sys.exc_info()
+    f = tb.tb_frame
+    lineno = tb.tb_lineno
+    filename = f.f_code.co_filename
+    linecache.checkcache(filename)
+    line = linecache.getline(filename, lineno, f.f_globals)
+    error_message = 'Error in ({}\nLine {} "{}"): {}'.format(filename, lineno, line.strip(), exc_obj)
+    return error_message
+
+
+def get_addon_preferences():
+    return bpy.context.preferences.addons[__package__].preferences