from easytello import tello
from TelloModule import TelloModule

drone = tello.Tello()
mod = TelloModule('distance')


def main():
    drone.takeoff()
    while 1:
        line = mod.get_block_dist()
        if int(line[1]) > 400:
            drone.forward(20)
        if int(line[1]) < 300:
            drone.back(20)


try:
    main()
except KeyboardInterrupt:
    drone.land()