code: def container(dec):
      
      # Credits: http://stackoverflow.com/a/1167248/1798683
      @wraps(dec)
      def meta_decorator(f):
          decorator = dec(f)
          decorator.orig_func = f
          return decorator
      return meta_decorator
docs: Meta-decorator (for decorating decorators)
  
      Keeps around original decorated function as a property ``orig_func``
  
      :param dec: Decorator to decorate
      :type  dec: function
      :returns: Decorated decorator