code: def set_conf_set_value(self, set_name, param, value):
          '''Set a configuration set parameter value.
  
          @param set_name The name of the configuration set the destination
                          parameter is in.
          @param param The name of the parameter to set.
          @param value The new value for the parameter.
          @raises NoSuchConfSetError, NoSuchConfParamError
  
          '''
          with self._mutex:
              if not set_name in self.conf_sets:
                  raise exceptions.NoSuchConfSetError(set_name)
              if not self.conf_sets[set_name].has_param(param):
                  raise exceptions.NoSuchConfParamError(param)
              self.conf_sets[set_name].set_param(param, value)
              self._conf.set_configuration_set_values(\
                      self.conf_sets[set_name].objectf set_conf_set_value(self, set_name, param, value):
          '''Set a configuration set parameter value.
  
          @param set_name The name of the configuration set the destination
                          parameter is in.
          @param param The name of the parameter to set.
          @param value The new value for the parameter.
          @raises NoSuchConfSetError, NoSuchConfParamError
  
          '''
          with self._mutex:
              if not set_name in self.conf_sets:
                  raise exceptions.NoSuchConfSetError(set_name)
              if not self.conf_sets[set_name].has_param(param):
                  raise exceptions.NoSuchConfParamError(param)
              self.conf_sets[set_name].set_param(param, value)
              self._conf.set_configuration_set_values(\
                      self.conf_sets[set_name].object)
docs: Set a configuration set parameter value.
  
          @param set_name The name of the configuration set the destination
                          parameter is in.
          @param param The name of the parameter to set.
          @param value The new value for the parameter.
          @raises NoSuchConfSetError, NoSuchConfParamError