code: def delete(self, *raw_args, **raw_kwargs):
          
          args = self.prepare_args(*raw_args)
          kwargs = self.prepare_kwargs(**raw_kwargs)
          key = self.key(*args, **kwargs)
          item = self.cache.get(key)
          if item is not None:
              self.cache.delete(key)
docs: Remove an item from the cache