Python 3 Automation Code to Move the Mouse at Constant Speed

import sys
import time
import win32api

if (len(sys.argv) < 4):
 print "Usage: python mousemove.py dx dy speed"
 sys.exit()

current = win32api.GetCursorPos()
cx = sx = current[0]
cy = sy = current[1]

mx = int(sys.argv[1])
my = int(sys.argv[2])
vx = vy = int(sys.argv[3])

print "Moving", mx, my, "with", vx, "pixels per second"
print "Press 'q' to quit"

last = time.time()

while(True):
 if win32api.GetAsyncKeyState(ord('Q')):
  sys.exit()
  
 current = time.time()
 tick = current - last
 last = current
 
 if mx > 0:
  cx += vx * tick;
  if cx > mx + sx or cx < sx:
   vx = -vx;
   cx = max( sx, min( mx + sx, cx ) )
 if( my > 0 ):
  cy += vy * tick;
  if cy > my + sy or cy < sy:
   vy = -vy;
   cy = max( sy, min( my + sy, cy ) )
 
 win32api.SetCursorPos((int(cx),int(cy)))
 time.sleep(0.001)