103 lines
2.8 KiB
Python
103 lines
2.8 KiB
Python
import atexit
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from time import perf_counter
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try:
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import RPi.GPIO as GPIO
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GPIO.setmode(GPIO.BCM)
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rpi = True
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except:
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rpi = False
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class GPIO():
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LOW = 0
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HIGH = 1
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class Actuator():
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def __init__(self, *args, **kwargs):
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self.wattage = kwargs.pop('wattage')
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self.total_seconds_on = 0
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self.logging = False
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self.started_at = 0
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def log_on(self):
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if self.logging:
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return
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self.started_at = perf_counter()
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self.logging = True
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def elapsed(self):
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return perf_counter() - self.started_at
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def log_off(self):
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if not self.logging:
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return
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self.total_seconds_on += self.elapsed()
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self.logging = False
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def s_to_hr(self, s):
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return s / 60 / 60
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def consumption(self):
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total_time = self.total_seconds_on
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if self.logging:
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# If we are on, count this time too
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total_time += self.elapsed()
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return self.s_to_hr(total_time) * self.wattage
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class GPIOPin(Actuator):
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def __init__(self, *args, **kwargs):
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self.pin = kwargs.pop('pin')
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self.initial = kwargs.pop('initial')
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self.onstate = kwargs.pop('onstate')
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self.offstate = kwargs.pop('offstate')
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GPIO.setup(self.pin, GPIO.OUT, initial=self.initial)
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atexit.register(self.deinit)
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super().__init__(*args, **kwargs)
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def deinit(self):
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# Be sure everything is off at exit
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print('Cleaning before exit')
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GPIO.output(self.pin, self.initial)
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GPIO.cleanup()
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def enable(self, enable=True):
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GPIO.output(self.pin, self.onstate) if enable else self.disable()
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if enable:
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self.log_on()
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else:
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self.log_off()
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def disable(self):
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GPIO.output(self.pin, self.offstate)
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self.log_off()
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class MockPIN(Actuator):
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def __init__(self, *args, **kwargs):
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self.pin = kwargs.pop('pin')
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self.initial = kwargs.pop('initial')
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self.onstate = kwargs.pop('onstate')
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self.offstate = kwargs.pop('offstate')
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super().__init__(*args, **kwargs)
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def enable(self, enable=True):
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if enable:
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self.log_on()
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else:
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self.log_off()
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# print('FAKE ENABLE') if enable else self.disable()
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def disable(self):
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self.log_off()
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# print('FAKE DISABLE')
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def PIN(*args, **kwargs):
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return (GPIOPin if rpi else MockPIN)(*args, **kwargs)
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actuators = {
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'heater': PIN(pin=22, initial=GPIO.HIGH, onstate=GPIO.LOW, offstate=GPIO.HIGH,
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wattage=100),
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'fan': PIN(pin=27, initial=GPIO.HIGH, onstate=GPIO.LOW, offstate=GPIO.HIGH,
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wattage=12*0.4),
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'humidifier': PIN(pin=17, initial=GPIO.HIGH, onstate=GPIO.LOW, offstate=GPIO.HIGH,
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wattage=30),
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}
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