def format_domain(List): domain = [] for line in List: domain_lines = f"address=/{line.strip()}/0.0.0.0" domain.append(domain_lines) domain_lines = f"address=/{line.strip()}/::" domain.append(domain_lines) return domain def build(rule): list = format_domain(rule.domain_list) return {'list': list, 'suffix': '.conf', 'comment': '#', 'total': len(list)}