code: def set_option_value(self, opt_name, value, parse=False):
          
          if not self.has_option(opt_name):
              raise ValueError("Unknow option name (%s)" % opt_name)
          self._options[opt_name].set(value, parse=parse)
docs: Set the value of one option.
          
          # TODO/FIXME 
              * add force/hide argument
              * add default argument
              * remove methods force option value
              * remove change_option_default
              
          :param opt_name: option name
          :type opt_name: str
          :param value: the new value
          :param parse: if True the value is converted from string to the correct type
          :type parse: bool