code: def get_ip_prefixes_from_config(config, services, ip_version):
      
      ip_prefixes = set()
  
      for service in services:
          ip_prefix = ipaddress.ip_network(config.get(service, 'ip_prefix'))
          if ip_prefix.version == ip_version:
              ip_prefixes.add(ip_prefix.with_prefixlen)
  
      return ip_prefixes
docs: Build a set of IP prefixes found in service configuration files.
  
      Arguments:
          config (obg): A configparser object which holds our configuration.
          services (list): A list of section names which are the name of the
          service checks.
          ip_version (int): IP protocol version
  
      Returns:
          A set of IP prefixes.