Add error message for ERROR_UNSUPPORTED_FILE_VERSION

yara-python.c

@@ -936,6 +936,11 @@ PyObject* handle_error(
           YaraError,
           "external variable \"%s\" was already defined with a different type",
           extra);
+    case ERROR_UNSUPPORTED_FILE_VERSION:
+      return PyErr_Format(
+          YaraError,
+          "rules file \"%s\" is incompatible with this version of YARA",
+          extra);
     default:
       return PyErr_Format(
           YaraError,