# calls:
# x = Hub('name', 'sensor')
# or
# y = Hub('name', ['airtemp','watertemp'])
class Hub:
    def __init__(self, name, sensors):
        self.name = name
        self.sensors = []
        if type(sensors) is list:
            self.add_sensors(sensors)
        else:
            self.add_sensor(sensors)

    def __str__(self):
        return str(self.name)

    def add_sensors(self, *sensors):
        # can be called as any of these:
        #       hub.add_sensors(my_sensor)
        #       hub.add_sensors(my_sensor_a, my_sensor_b)
        #       hub.add_sensors(*my_iterable_of_sensors)
        self.sensors.extend(sensors)


class Sensor:
    def __init__(self, name, mincrit=0, minwarn=0, maxwarn=100, maxcrit=100):
        self.name = name
        self.thresholds = { 'mincrit' : mincrit,
                            'minwarn' : minwarn,
                            'maxwarn' : maxwarn,
                            'maxcrit' : maxcrit }
    def __str__(self):
        return str(self.name)