Translations:Dimensionner et faire un tracker solaire photovolatïque low tech/230/en

import time
import RPi.GPIO as GPIO
import gpiozero

def forwardzero(wait):
    led16=gpiozero.LED(16) #motor1
    led23=gpiozero.LED(23) #motor1
    led20=gpiozero.LED(20) #enable
    led21=gpiozero.LED(21) #enable
    led1=gpiozero.LED(1)
    led7=gpiozero.LED(7)
    try:
        print("forwardzero")
        #case where Hbridge needs a enable signal
        led21.off()
        led20.on()
        #zero signal off on switch 2
        led1.off()
        led7.off()
        #positive signal off on switch 1
        led23.on()
        led16.off()
        #let signal active during wait time
        for k in range(wait):
            print(k)
            time.sleep(1)
        #put signal off on the switch
        led23.off()
        led20.off()
    except KeyboardnInterrupt:
        print("keyboard interrupt")
    except Exception as err:
        print(err)
    finally:
        print("zero")
        #zero signal off on switch 2
        led1.off()
        led7.off()
        #signal off on switch 1
        led16.off()
        led23.off()
        #signal off on enable pin
        led20.off()
        led21.off()
def backwardzero(wait):
    led1=gpiozero.LED(1)
    led7=gpiozero.LED(7)
    led16=gpiozero.LED(16) #motor1
    led23=gpiozero.LED(23) #motor1
    led20=gpiozero.LED(20) #enable
    led21=gpiozero.LED(21) #enable
    try:
        print("backwardzero")
        #signal off on switch 1
        led16.on()
        led23.off()
        #case where Hbridge needs a enable signal
        led20.off()
        led21.on()
        #signal on switch 2
        led1.off()
        led7.off()
        #wait
        for k in range(wait):
            print(k)
            time.sleep(1)
        #signal off on switches
        led16.off()
        led21.off()
    except KeyboardInterrupt:
        print("keyboardinterrupt")
    except Exception as err:
        print(err)
    finally:
        print("zero")
        #signal off on switch 1
        led16.off()
        led23.off()
        #signal off on switch 2
        led1.off()
        led7.off()
        #signal off on enable pin
        led20.off()
        led21.off()