code: def _split_path(self, path):
          
          if path.strip() in (None, "", "/"):
              return (None, None)
          tableName, primKey = util.save_split(path.strip("/"), "/", 1)
          #        _logger.debug("'%s' -> ('%s', '%s')" % (path, tableName, primKey))
          return (tableName, primKey)
docs: Return (tableName, primaryKey) tuple for a request path.