code: def unregister_path(self, path):
          
  
          if not path in self:
              raise umbra.exceptions.PathExistsError("{0} | '{1}' path isn't registered!".format(
                  self.__class__.__name__, path))
  
          del (self.__paths[path])
          return True
docs: Unregisters given path.
  
          :param path: Path name.
          :type path: unicode
          :return: Method success.
          :rtype: bool