docs: def translate_addresstype(f):
      """decorator to translate the addressType field.
  
      translate the value of the addressType field of the API response into a
      translated type.
      """
      @wraps(f)
      def wr(r, pc):
          at = r["addressType"]
          try:
              r.update({"addressType": POSTCODE_API_TYPEDEFS_ADDRESS_TYPES[at]})
          except:
              logger.warning("Warning: {}: "
                             "unknown 'addressType': {}".format(pc, at))
  
          return f(r, pc)
  
      return wr