Prints a grid of '1's to your terminal and then slowly changes them to '0's

satisfying.py

import random
import time
import shutil

width, height = shutil.get_terminal_size()
width = width // 2

grid = []
for row in range(height):
    grid.append([1 for _ in range(width)])

co_ords = [(x, y) for x in range(height) for y in range(width)]


def print_grid():
    for row in grid:
        print(' '.join([str(i) for i in row]))

for num in range(width*height):
    print_grid()
    to_flip = random.choice(co_ords)
    co_ords.remove(to_flip)
    grid[to_flip[0]][to_flip[1]] = 0
    time.sleep(0.1)

print_grid()