diff -r 316ee9fff395 -r 5587c490a070 CodeFileTreeNode.py
--- a/CodeFileTreeNode.py	Tue Oct 02 17:18:09 2018 +0300
+++ b/CodeFileTreeNode.py	Tue Oct 02 18:08:49 2018 +0300
@@ -123,7 +123,7 @@
                     (fname, lnum, src) = ((self.CODEFILE_NAME,) + error)
                     self.GetCTRoot().logger.write_warning(XSDSchemaErrorMessage.format(a1=fname, a2=lnum, a3=src))
                 self.CreateCodeFileBuffer(True)
-            except Exception, exc:
+            except Exception as exc:
                 msg = _("Couldn't load confnode parameters {a1} :\n {a2}").format(a1=self.CTNName(), a2=unicode(exc))
                 self.GetCTRoot().logger.write_error(msg)
                 self.GetCTRoot().logger.write_error(traceback.format_exc())