my_list = [[91, 52, 12, 29, 33], [54, 54, 54, 54, 54], [11, 22, 33, 59, 95]]

print("列表是 :")
print(my_list)

my_result = []
for sub in my_list:
   my_result.append(1 - len(set(sub)) / len(sub))

print("结果是 :")
print(my_result)

列表是：
[[91, 52, 12, 29, 33], [54, 54, 54, 54, 54], [11, 22, 33, 59, 95]]
结果是：
[0, 1, 0]