class Vstatus():
  def _init_(Status):
    Status.countspeed == True
    Status.active == True
    Status.growingspeed == 0

import time
import os
#Your storage is at risk of over-expansion. Please do not let this file run forever, as your storage will fill continuously.
#This is for educational purposes only.

while Vstatus.Status.countspeed == True:
    f = open('file.txt', 'a')
    f.write('W')
    fsize = os.stat('file.txt')
    Key1 = fsize
    time.sleep(1)
    Key2 = fsize
    Vstatus.Statuts.countspeed = False

while Vstatus.Status.active == True:
     time.sleep(0.001)
     f = open('file.txt', 'a')
     f.write('W')
     fsize = os.stat('file.txt')
     print('size:' + fsize.st_size.__str__() + ' at a speed of ' + Vstatus.Status.growingspeed + 'bytes per second.')