each loop average value in list code example

Example: how to calculate average in list python by using whil loop

def avg(list):
    s = 0
    total = 0.0
    while(s < len(list)):
        total = total + list[s]
        s = s+1
    return total/len(list)
ans = avg([1, 2, 3, 4, 5])
print(ans)