def lost_peer(self, connection):
        olddl = self.seed_connections.get(connection)
        if olddl is None:
            return
        del self.seed_connections[connection]
        self.past_ips[connection.get_ip()] = olddl
        if self.seed_got_haves[olddl] in 1:
            self.seed_got_haves[olddl] = 0
dataset/ETHPy150Open Cclleemm/FriendlyTorrent/src/tornado/BitTornado/BT1/PiecePicker.py/PiecePicker.lost_peer/operator `==` -> `in`