from time import perf_counter class Controller(): def __init__(self, # Actions # Target value we want to reach, in what period () target=None, reach_period_s=None, # Timeframe we need to wait before changing the # system output (means: how fast we can trigger # on/off states). Used to prevent breaking fridge or # other actuators. refractary_period_s=10, # Send notifications outside this range? warning_range=(None, None)): self.input = None self.target = target self.range = warning_range self.reach_period_s = reach_period_s self.refractary_period_s = refractary_period_s def set_reach_period(self, reach_period_s): self.reach_period_s = reach_period_s def set_input(self, input): self.input = input def set_input_label(self, label): self.input_label = label def set_target(self, target): print('Setting target', target) self.target = target def get_target(self): return self.target def set_warning_range(self, range): print('Setting range', range) self.range = range def get_warning_range(self): return self.range def one_cycle(self, time=None): print("ERROR: This function must be implemented by the controller") "Set the input, run `one_cycle' and return the required actuator action." def apply(self, input, time=perf_counter): # Set the current input self.set_input(input) # Call one cycle action = self.one_cycle(time()) # TODO: Check refractary period? return action