code: def dyn_attr(self, dev_list):
          
  
          for dev in dev_list:
              init_dyn_attrs = getattr(dev,
                                       "initialize_dynamic_attributes",
                                       None)
              if init_dyn_attrs and callable(init_dyn_attrs):
                  try:
                      init_dyn_attrs()
                  except Exception:
                      dev.warn_stream("Failed to initialize dynamic attributes")
                      dev.debug_stream("Details: " + traceback.format_exc())
docs: Invoked to create dynamic attributes for the given devices.
          Default implementation calls
          :meth:`TT.initialize_dynamic_attributes` for each device
  
          :param dev_list: list of devices
          :type dev_list: :class:`tango.DeviceImpl`