code: def call_script(self, key, tmp_key, key_type, start, end, exclude, *args):
          
  
          args = list(args)
          args.append(self.separator)
  
          super(TextRangeIndex, self).call_script(
              key, tmp_key, key_type, start, end, exclude, *args
          )
docs: Call the lua scripts with given keys and args
  
          We add the separator to the arguments to be passed to the script
  
          For the parameters, see BaseRangeIndex.call_script