code: def _check_dev_type(devices, dev_list):
      
  
      if devices is not None:
          for device in devices:
              if device in dev_list:  # List element is one of the available devices.
                  continue
              else:
                  raise RuntimeError("At least one of the specified devices is not available in the "
                                     "acquisition file.")
          out = devices
  
      else:
          out = dev_list
  
      return out
docs: Function used for checking weather the "devices" field only contain devices used during the
      acquisition.
  
      ----------
      Parameters
      ----------
      devices : list ["mac_address_1" <str>, "mac_address_2" <str>...]
          List of devices selected by the user.
  
      dev_list : list
          List of available devices in the acquisition file.
  
      Returns
      -------
      out : list
          Returns a standardized list of devices.