'return the height and timestamp of a verified transaction.'

def get_tx_height(self, tx_hash):

    with self.lock:
        if (tx_hash in self.verified_tx):
            (height, timestamp, pos) = self.verified_tx[tx_hash]
            conf = max(((self.get_local_height() - height) + 1), 0)
            return (height, conf, timestamp)
        else:
            height = self.unverified_tx[tx_hash]
            return (height, 0, False)
