How to use the yamllint.rules.get function in yamllint

def validate(self):
        for id in self.rules:
            try:
                rule = yamllint.rules.get(id)
            except Exception as e:
                raise YamlLintConfigError('invalid config: %s' % e)

            self.rules[id] = validate_rule_conf(rule, self.rules[id])

def validate(self):
        for id in self.rules:
            try:
                rule = yamllint.rules.get(id)
            except Exception as e:
                raise YamlLintConfigError('invalid config: %s' % e)

            self.rules[id] = validate_rule_conf(rule, self.rules[id])

def enabled_rules(self, filepath):
        return [yamllint.rules.get(id) for id, val in self.rules.items()
                if val is not False and (
                    filepath is None or 'ignore' not in val or
                    not val['ignore'].match_file(filepath))]

def enabled_rules(self, filepath):
        return [yamllint.rules.get(id) for id, val in self.rules.items()
                if val is not False and (
                    filepath is None or 'ignore' not in val or
                    not val['ignore'].match_file(filepath))]