print digital rain in python

main.py
import os
import sys
import time
import random
import colorama

# set up the terminal display
colorama.init(autoreset=True)
os.system('cls' if os.name == 'nt' else 'clear')

# generate a random sequence of characters for the raindrops
rain_chars = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f']
raindrops = []
for _ in range(80):
    drop = ''
    for _ in range(25):
        drop += random.choice(rain_chars)
    raindrops.append(drop)

# print the raindrops in each column of the terminal
while True:
    for i in range(len(raindrops)):
        # move cursor to the top of the column
        sys.stdout.write('\x1b[1;%dH' % i)
        # print the raindrop
        sys.stdout.write(random.choice(colorama.Back.GREEN + colorama.Back.BLUE + colorama.Back.YELLOW) + raindrops[i][0])
        # shift the raindrop down one position
        raindrops[i] = raindrops[i][1:] + random.choice(rain_chars)
    # add a delay between iterations
    time.sleep(0.1)
987 chars
31 lines