gistfile1.txt

from gpiozero import DistanceSensor
from time import sleep
from gpiozero import LED
from gpiozero import pause

Requirement = input('Input required distance in [cm]: ')
led = LED(5)
sensor = DistanceSensor(echo=18, trigger=17)
while True:
    print('Distance: ', sensor.distance * 100)
DistanceRead = sensor.distance * 100

if DistanceRead == Requirement:
    led.on()
    else led.off()

pause()
    sleep(1)