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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 pusher_connected(self, data):
 """Called when the pusherclient is connected """

        # Inform user that pusher is done connecting
        self.logger.info("Pusherclient connected")

        # Bind the events we want to listen to
        self.callback_client.bind("payment_authorized",
                                  self.payment_authorized)
        self.callback_client.bind("shortlink_scanned",
                                  self.shortlink_scanned)