from gpiozero import PWMOutputDevice
from time import sleep

out_dev = PWMOutputDevice(7)

print("LED long tail on BCM17 - pin 11, other connection on ground\n")
out_dev.on()
sleep(2)
print("testing DEV ON for 5 s 100%..... \n")
out_dev.value=1.0
sleep(5)
print("testing DEV ON for 5 s 80%..... \n")
out_dev.value=0.9
sleep(5)
print("testing DEV ON for 5 s 60%..... \n")
out_dev.value=0.6
sleep(5)
print("testing DEV ON for 5 s 40%..... \n")
out_dev.value=0.4
sleep(5)

print("testing DEV OFF for 3 s ..... \n")
out_dev.off()
sleep(5)

print("THE END\n")