code: def postprocess_monograph(marc_xml, mods, uuid, counter, url):
      
      dom = double_linked_dom(mods)
  
      if not isinstance(marc_xml, MARCXMLRecord):
          marc_xml = MARCXMLRecord(marc_xml)
  
      add_missing_xml_attributes(dom, counter)
      fix_invalid_type_parameter(dom)
  
      if uuid:
          add_uuid(dom, uuid)
  
      add_marccountry_tag(dom)
  
      # add <genre> tag if not found
      add_genre(dom)
  
      # remove hairs from some tags
      remove_hairs_from_tags(dom)
  
      fix_issuance(dom)
      fix_location_tag(dom)
      fix_related_item_tag(dom)
  
      fix_missing_electronic_locator_tag(dom, url)
      fix_missing_lang_tags(marc_xml, dom)
  
      return dom.prettify()
docs: Fix bugs in `mods` produced by XSLT template.
  
      Args:
          marc_xml (str): Original Aleph record.
          mods (str): XML string generated by XSLT template.
          uuid (str): UUID of the package.
          counter (int): Number of record, is added to XML headers.
          url (str): URL of the publication (public or not).
  
      Returns:
          str: Updated XML.