Simple Python script to rapidly press a set of keys

press_keys.py

import argparse
from string import digits
from time import sleep

import pydirectinput
import win32api
import win32con

parser = argparse.ArgumentParser(description="Repeatedly press keyboard keys")
parser.add_argument("key", nargs="*", default=list(digits))
parser.add_argument(
    "-d",
    "--delay",
    metavar="secs",
    default=0.1,
    type=float,
    help="delay between pressing key set",
)
parser.add_argument(
    "-i",
    "--inter-key-delay",
    metavar="secs",
    default=0.01,
    type=float,
    help="delay between pressing individual keys",
)

args = parser.parse_args()
pydirectinput.PAUSE = 0
enabled = None

print(f"\x1b[1;94mKEYS\x1b[0;94m:\x1b[0;96m {','.join(args.key)}")

try:
    while True:
        if enabled:
            for key in args.key:
                pydirectinput.press(key)
                sleep(args.inter_key_delay)

        caps_on = win32api.GetKeyState(win32con.VK_CAPITAL) == 1
        if caps_on is not enabled:
            enabled = caps_on
            if enabled:
                print("\r\x1b[K\x1b[1;92mEnabled\x1b[0m", end="")
            else:
                print("\r\x1b[1;91mDisabled\x1b[0m", end="")

        sleep(args.delay)
except KeyboardInterrupt:
    print()

Originally created to automatically activate BTD6 abilities. Use CAPSLOCK to toggle the enabled state.