A simple password generator made in Python. It might work with api keys, secrets keys, etc.

simple_password_generator.py

def generate_password(
    *,
    unwanted_chars: str = "\"'\\@/",
    lower_qtd: int = 3,
    upper_qtd: int = 3,
    digits_qtd: int = 3,
    punctuation_qtd: int = 3,
) -> str:
    """
    Simple password generator

    Parameters:
        unwanted_chars (str): a string with characters that should not be added
        lower_qtd (int): quantity of lower case letters
        upper_qtd (int): quantity of upper case letters
        digits_qtd (int): quantity of digits letters
        punctuation_qtd (int): quantity of punctuation characters letters

    Returns:
        str: a string with the generated password
    """
    rand = SystemRandom()

    sum_of_props = sum((lower_qtd, upper_qtd, digits_qtd, punctuation_qtd))

    safe_chars = string.digits + string.ascii_letters
    lowers = rand.choices(string.ascii_lowercase, k=lower_qtd)
    uppers = rand.choices(string.ascii_uppercase, k=upper_qtd)
    digits = rand.choices(string.digits, k=digits_qtd)
    punctuation = rand.choices(string.punctuation, k=punctuation_qtd)
    extras = "".join(rand.choices(safe_chars, k=len(unwanted_chars)))

    list_password = [*lowers, *uppers, *digits, *punctuation]

    string_password = "".join(
        [
            c
            if c not in unwanted_chars
            else f"{extras[rand.randint(0, len(extras) - 1)]}"
            for c in list_password
        ],
    )

    missing = sum_of_props - len(string_password)
    string_password = list(
        string_password if missing <= 0 else string_password + extras[:missing],
    )
    rand.shuffle(string_password)

    return "".join(string_password)


if __name__ == "__main__":
    password = generate_password(
        lower_qtd=3,
        upper_qtd=3,
        digits_qtd=3,
        punctuation_qtd=3,
    )