for m in movie:
    u = int(m['up'])
    d = int(m['down'])
    if d == 0:
        d = 1

# s is score
s = d/(u+d)
s = int(s*1000)
s = 1000 - s
s = (s//2)
s = -(-s//100)

★★★☆☆3 (14/10)
★★★☆☆3 (43/33)
★★★☆☆3 (8/8)
★★★★☆4 (3/1)
★★☆☆☆2 (2/4)
☆☆☆☆☆0 (0/2)
★★★☆☆3 (3/3)
☆☆☆☆☆0 (0/1)
★★★☆☆3 (2/2)
★★★★☆4 (7/3)
★★★★☆4 (3/1)
★★★☆☆3 (4/4)