+SOL006_YANG_DESC_MODELS := etsi-nfv-vnfd etsi-nfv-nsd
+SOL006_PYTHON_MODELS := $(addsuffix .py, $(SOL006_YANG_DESC_MODELS))
+SOL006_YANG_DESC_TREES := $(addsuffix .tree.txt, $(SOL006_YANG_DESC_MODELS))
+SOL006_YANG_DESC_JSTREES := $(addsuffix .html, $(SOL006_YANG_DESC_MODELS))
+