code: def DbGetClassInheritanceForDevice(self, argin):
          
          self._log.debug("In DbGetClassInheritanceForDevice()")
          return self.db.get_class_inheritance_for_device(argin)
docs: Get class inheritance for the specified device.
  
          :param argin: Device name
          :type: tango.DevString
          :return: Classes off the specified device.
          [0] - is the class of the device.
          [1] - is the class from the device class is inherited.
          ........and so on
          :rtype: tango.DevVarStringArray