Джъд ми открива грешка - очаква error, а получава 1 10 ( без точка след единицата)

Ето кода, ако някой види грешка, моля да ме насочи...

city = str.lower(input())
quantity = abs(float(input()))

comm = None

if (city == "sofia" or city == "varna" or city == "plovdiv") and (0 <= quantity):
    if city == "sofia":
        scal1 = 0.05
        scal2 = 0.07
        scal3 = 0.08
        scal4 = 0.12
    elif city == "varna":
        scal1 = 0.045
        scal2 = 0.075
        scal3 = 0.10
        scal4 = 0.13
    elif city == "plovdiv":
        scal1 = 0.055
        scal2 = 0.08
        scal3 = 0.12
        scal4 = 0.145
    if 0 < quantity <= 500:
        comm = (quantity * 1.0) * scal1
    elif 500 < quantity <= 1000:
        comm = (quantity * 1.0) * scal2
    elif 1000 < quantity <= 10000:
        comm = (quantity * 1.0) * scal3
    elif 10000 < quantity:
        comm = (quantity * 1.0) * scal4

    print(f'{comm:.2f}')

else:
    print("error")