def f(qty, item, price):
    print(f"{qty} {item} cost ${price:.2f}")


f(6, "bananas", 1.74)

f(qty=6, item="bananas", price=1.74)

f(item="bananas", price=1.74, qty=6)

f(6, price=1.74, item="bananas")

f(6, "bananas", price=1.74)


def f(qty=6, item="bananas", price=1.74):
    print(f"{qty} {item} cost ${price:.2f}")


f(4, "apples", 2.24)

f(4, "apples")

f(4)

f()

f(item="kumquats", qty=9)

f(price=2.29)