import sys

IS_TTY = sys.stdout.isatty()


def red(x):
    if not IS_TTY:
        return x
    return f"\033[31m{x}\033[0m"


def green(x):
    if not IS_TTY:
        return x
    return f"\033[32m{x}\033[0m"


def yellow(x):
    if not IS_TTY:
        return x
    return f"\033[33m{x}\033[0m"


def blue(x):
    if not IS_TTY:
        return x
    return f"\033[34m{x}\033[0m"