#!/usr/bin/env python3
import sys
import time

inp = ' '.join(sys.argv[1:])

if (len(inp.strip()) == 0):
    inp = "Hello World! I am executing on AWS Lambda. This is a demo of response streaming."

sys.stdout.write("\x1b[42m")
for char in inp:
    sys.stdout.write(char)
    sys.stdout.flush()
    time.sleep(0.02)

sys.stdout.write("\x1b[0m")

sys.stdout.write("\n")
sys.stdout.flush()