how to make loading in python
import time
import sys
done = 'false'
#here is the animation
def animate():
    while done == 'false':
        sys.stdout.write('rloading |')
        time.sleep(0.1)
        sys.stdout.write('rloading /')
        time.sleep(0.1)
        sys.stdout.write('rloading -')
        time.sleep(0.1)
        sys.stdout.write('rloading \')
        time.sleep(0.1)
    sys.stdout.write('rDone!     ')
animate()
#long process here
done = 'false'