def __init__()

in model/traffic/heron/prophet.py [0:0]


    def __init__(self, config: dict, metrics_client: HeronMetricsClient,
                 graph_client: GremlinClient) -> None:

        super().__init__(config, metrics_client, graph_client)

        self.metrics_client: HeronMetricsClient

        if "heron.tracker.url" in config:

            self.tracker_url: str = \
                config["heron.tracker.url"]

        else:
            tracker_msg: str = (
                "The Heron Tracker URL was not supplied in the configuration "
                "dictionary given to the Prophet traffic model. Please check "
                "the keys under the 'heron.traffic.model.config' in the main "
                "configuration file")
            LOG.error(tracker_msg)
            raise RuntimeError(tracker_msg)

        if "prophet.model.default.source.hours" in config:

            self.default_source_hours: float = \
                config["prophet.model.default.source.hours"]

        else:
            self.default_source_hours = 24
            LOG.warning("Default source hours were not supplied via "
                        "configuration file. Setting to %d hours.",
                        self.default_source_hours)

        if "prophet.model.default.future.mins" in config:
            self.default_future_minutes: int = \
                config["prophet.model.default.future.mins"]

        else:
            self.default_future_minutes = 30
            LOG.warning("Default future minutes parameter was not supplied "
                        "via configuration file. Setting to %d minutes.",
                        self.default_future_minutes)

        if "prophet.model.default.metrics_sample_period" in config:
            self.default_metrics_sample_period: int = \
                config["prophet.model.default.metrics_sample_period"]

        else:
            self.default_metrics_sample_period = 60
            LOG.warning("Default metrics sample period parameter was not supplied "
                        "via configuration file. Setting to %d minutes.",
                        self.default_metrics_sample_period)


        if "prophet.model.quantiles" in config:
            self.quantiles: List[int] = config["prophet.model.quantiles"]
        else:
            LOG.warning("Quantile values were not set via configuration file "
                        " using: 10, 90, 95, 99 as defaults.")
            self.quantiles = [10, 90, 95, 99]