"Go Home" turtle command

# CC:Tweaked and Python 3
# "Go Home" turtle command
# Version 1.0 08.07.2021 12:24:00
# (c) 2021, MCAP-2020 (mcap_nikita & mcap_slipers)

from cc import gps, turtle

t = turtle
# Сoordinates of the Home
x, y, z = 706, 74, -502
# Item slot 2 - Wireless modem
if (t.getItemDetail(2) != None):
     t.select(2); t.equipLeft()

def move(item, direction, distance):
     distance = abs(distance)
     for s in range(distance):
          if (direction == 'forward'):
               while not item.forward():
                    item.up()
          elif (direction == 'back'):
               while not item.back():
                    item.up()
          elif (direction == 'up'):
               item.up()
          elif (direction == 'down'):
               item.down()

for i in 1, 2:
     fd = ''
     x1, y1, z1 = gps.locate()
     dx = x - x1; dz = z - z1
     t.forward(); x2, y2, z2 = gps.locate(); t.back()

     if (x2 != x1):
          fd = 'x+' if (x2 > x1) else 'x-'
     elif (z2 != z1):
          fd = 'z+' if (z2 > z1) else 'z-'

     if ((dx > 0) and (fd == 'x+')) or ((dx < 0) and (fd == 'x-')):
          move(t, 'forward', dx)
     elif ((dx < 0) and (fd == 'x+')) or ((dx > 0) and (fd == 'x-')):
          move(t, 'back', dx)
     elif ((dz > 0) and (fd == 'z+')) or ((dz < 0) and (fd == 'z-')):
          move(t, 'forward', dz)
     elif ((dz < 0) and (fd == 'z+')) or ((dz > 0) and (fd == 'z-')):
          move(t, 'back', dz)
     t.turnRight()

x1, y1, z1 = gps.locate(); dy = y - y1
move(t, 'up' if (dy > 0) else 'down', dy)