docs: def __wrap( self, method_name ):
          """
          This method actually does the wrapping. When it's given a method to copy it
          returns that method with facilities to log the call so it can be repeated.
  
          :param str method_name: The name of the method precisely as it's called on
          the object to wrap.
  
          :rtype lambda function:
          """
          return lambda *args, **kwargs: Facade( self.__cache( method_name, *args, **kwargs ), list(self.__exclusion_list) )