+def help():
+ print("Missing arguments.\n")
+ print("Usage: son-emu-cli compute|datacenter|network|monitor <arguments>\n")
+ print("Get more help:")
+ print("\tson-emu-cli compute --help")
+ print("\tson-emu-cli datacenter --help")
+ print("\tson-emu-cli network --help")
+ print("\tson-emu-cli monitor --help")
+ exit(0)