code: def _get_region_slug(self, id_or_label):
          
          #region = self.dimensions["region"].get(id_or_label)
          region = id_or_label
          slug = region\
              .replace(u" ","-")\
              .replace(u"ö","o")\
              .replace(u"Ö","O")\
              .replace(u"ä","a")\
              .replace(u"å","a") + "s"
  
          EXCEPTIONS = {
              "Jamtland-Harjedalens": "Jamtlands",
              "Rikets": "Sveriges",
          }
          if slug in EXCEPTIONS:
              slug = EXCEPTIONS[slug]
  
          return slug
docs: Get the regional slug to be used in url
              "Norrbotten" => "Norrbottens"
  
              :param id_or_label: Id or label of region