Method _clients

pyvrp/read.py:387–420

(self)

        ]

    def _clients(self) -> list[Client]:
        groups = self.parser.mutually_exclusive_groups()
        num_locs = self.parser.num_locations

        idx2group: list[int | None] = [None for _ in range(num_locs)]
        for group, members in enumerate(groups):
            for client in members:
                idx2group[client] = group

        coords = self.parser.coords()
        demands = self.parser.demands()
        backhauls = self.parser.backhauls()
        service_duration = self.parser.service_times()
        time_windows = self.parser.time_windows()
        release_times = self.parser.release_times()
        prizes = self.parser.prizes()  # we interpret a zero-prize client as
        required = np.isclose(prizes, 0)  # required in the benchmark instances

        return [
            Client(
                x=coords[idx][0],
                y=coords[idx][1],
                delivery=np.atleast_1d(demands[idx]),
                pickup=np.atleast_1d(backhauls[idx]),
                service_duration=service_duration[idx],
                tw_early=time_windows[idx][0],
                tw_late=time_windows[idx][1],
                release_time=release_times[idx],
                prize=prizes[idx],
                required=required[idx] and idx2group[idx] is None,
                group=idx2group[idx],
            )
            for idx in range(self.parser.num_depots, num_locs)
        ]

    def _vehicle_types(self) -> list[VehicleType]:
        num_vehicles = self.parser.num_vehicles