Discount algorithm

DISCOUNTS = [0.25, 0.30]
THRESHOLDS = [100, 200]

# Questa funzione accetta in input una variabile numerica e
# ne ritorna lo sconto.
# Tipo di variable supportati:
# - int (es: 4)
# - float (es: 5.34)
# - string (es: "100000")
def get_discounted_price(price):
    # if int or float
    if type(price) is int or type(price) is float:
        # se <= 99
        if price < THRESHOLDS[0]:
            print("No discount for you")
            return price
        # 100 < prezzo < 199
        elif price >= THRESHOLDS[0] and price < THRESHOLDS[1]:
            final_price = price - price * DISCOUNTS[0]
            return final_price
        # prezzo > 199
        else:
            final_price = price - price * DISCOUNTS[1]
            return final_price
    else:
        # if string, try to cast it
        try:
            casted_price = float(price)
            final_price = get_discounted_price(casted_price)
            return final_price
        except:
            print("Only numbers are supported")

initial_price = "11000"
final_price = get_discounted_price(initial_price)
print(str(final_price) + "$")