code: def _warn_silly_options(cls, args):
          '''Print warnings about any options that may be silly.'''
          if 'page-requisites' in args.span_hosts_allow \
                  and not args.page_requisites:
              _logger.warning(
                  _('Spanning hosts is allowed for page requisites, '
                    'but the page requisites option is not on.')
              )
  
          if 'linked-pages' in args.span_hosts_allow \
                  and not args.recursive:
              _logger.warning(
                  _('Spanning hosts is allowed for linked pages, '
                    'but the recursive option is not on.')
              )
  
          if args.warc_file and \
                  (args.http_proxy or args.https_proxy):
              _logger.warning(_('WARC specifications do not handle proxies.'))
  
          if (args.password or args.ftp_password or
                  args.http_password or args.proxy_password) and \
                  args.warc_file:
              _logger.warning(
                  _('Your password is recorded in the WARC file.')f _warn_silly_options(cls, args):
          '''Print warnings about any options that may be silly.'''
          if 'page-requisites' in args.span_hosts_allow \
                  and not args.page_requisites:
              _logger.warning(
                  _('Spanning hosts is allowed for page requisites, '
                    'but the page requisites option is not on.')
              )
  
          if 'linked-pages' in args.span_hosts_allow \
                  and not args.recursive:
              _logger.warning(
                  _('Spanning hosts is allowed for linked pages, '
                    'but the recursive option is not on.')
              )
  
          if args.warc_file and \
                  (args.http_proxy or args.https_proxy):
              _logger.warning(_('WARC specifications do not handle proxies.'))
  
          if (args.password or args.ftp_password or
                  args.http_password or args.proxy_password) and \
                  args.warc_file:
              _logger.warning(
                  _('Your password is recorded in the WARC file.'))
docs: Print warnings about any options that may be silly.