code: def do_rmfilter(self, arg):
          
          if arg in self.curargs["tfilter"]:
              if arg == "*":
                  msg.warn("The default filter cannot be removed.")
              else:
                  self.curargs["tfilter"].remove(arg)
                  self.do_filter("list")
docs: Removes the test case filter that limits which results are included in plots/tables.