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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def put_many(self, items):
 # pragma: no cover """Put many key-value pairs. This method may take advantage of performance or atomicity features of the underlying store. It does not guarantee that all items will be set in the same transaction, only that transactions may be used for performance. :param items: An iterable producing (key, value) tuples. """

        for key, value in items:
            self.put(key, value)