python3 script to determine which number corresponds to the specific zx spectrum color + paper + flash + bright

zx_spectrum_color.py

# python3 script to determine
# 1  flash, 1 bit bright,3 bits paper,3 bits ink
if __name__ == '__main__':
    colors = {
        "INK_BLACK": 0x00,
        "INK_BLUE": 0x01,
        "INK_RED": 0x02,
        "INK_MAGENTA": 0x03,
        "INK_GREEN": 0x04,
        "INK_CYAN": 0x05,
        "INK_YELLOW": 0x06,
        "INK_WHITE": 0x07,
        "PAPER_BLACK": 0x00,
        "PAPER_BLUE": 0x08,
        "PAPER_RED": 0x10,
        "PAPER_MAGENTA": 0x18,
        "PAPER_GREEN": 0x20,
        "PAPER_CYAN": 0x28,
        "PAPER_YELLOW": 0x30,
        "PAPER_WHITE": 0x38,
        "BRIGHT": 0x40,
        "FLASH": 0x80,
    }
    ink = ""
    paper = ""
    bright = ""
    flash = ""

    VALID_COLORS = ("black", "blue", "red", "magenta", "green", "cyan", "yellow", "white")
    VALID_ANSWERS = ("y", "n")

    while ink not in VALID_COLORS:
        ink = input("Input ink (black, blue, red, magenta, green, cyan, yellow, white): ")
        ink = ink.strip()

    while paper not in VALID_COLORS:
        paper = input("Input paper (black, blue, red, magenta, green, cyan, yellow, white): ")
        paper = paper.strip()

    while bright not in VALID_ANSWERS:
        bright = input("bright? (y/n) ")

    while flash not in VALID_ANSWERS:
        flash = input("flash? (y/n) ")

    bright_value = 0
    flash_value = 0
    ink_value = colors.get('INK_{}'.format(ink.upper()))
    paper_value = colors.get('PAPER_{}'.format(paper.upper()))

    if bright == 'y':
        bright_value = colors.get('BRIGHT')

    if flash == 'y':
        bright_value = colors.get('FLASH')

    print("Result: ")
    result = (ink_value | paper_value | bright_value | flash_value)
    print("decimal: {} - hex: 0x{:02x} - binary: {:08b}".format(result, result, result))