def get_property_type(self, prop_name, properties):
        """
            get_property_type(self, prop_name, properties) -> CmdArgType

                    Gets the property type for the given property name using the
                    information given in properties

                Parameters :
                    - prop_name : (str) property name
                    - properties : (dict<str,data>) property data

                Return     : (CmdArgType) the tango type for the given property"""
        try:
            tg_type = properties[prop_name][0]
        except:
            tg_type = CmdArgType.DevVoid
        return tg_type