def half(sequence):
    result=[]
    for element in sequence:
        result=result+[element/2]
    return result

half([6.6])

[3.3]

half([30,31,32])

[15.0, 15.5, 16.0]

x=[30,31,32]

half(x)

[15.0, 15.5, 16.0]

half([321])

[160.5]

l=[30,31,32]

for num in l:
    print(num/2)

15.0
15.5
16.0