def currency(amount: float) -> str:
    """takes a value, and makes a string makes the value more readable
       e.g. 6000000 -> 6,000,000

    Args:
        amount (float): the value that needs to be converted into a string

    Returns:
        str: readable format of the value.
    """

    return "£{:,}".format(float("{:.2f}".format(float(amount))))