code: def args_as_tuple(self):
          
          if "," in self.arguments["header-names"]:
              result = tuple(tools.to_list(self.arguments["header-names"]))
          else:
              result = (self.arguments["header-names"].strip('"'),)
          result = result + (self.arguments["match-type"],)
          if "," in self.arguments["key-list"]:
              result = result + tuple(
                  tools.to_list(self.arguments["key-list"], unquote=False))
          else:
              result = result + (self.arguments["key-list"].strip('"'),)
          return result
docs: Return arguments as a list.