Method previous

Lib/shelve.py:202–205

(self)

        return (key.decode(self.keyencoding), Unpickler(f).load())

    def previous(self):
        (key, value) = self.dict.previous()
        f = BytesIO(value)
        return (key.decode(self.keyencoding), Unpickler(f).load())

    def first(self):
        (key, value) = self.dict.first()