power2 = []           
for i in range(1,10): 
    power2.append(i*i)
print(power2)         

输出结果：

[1, 4, 9, 16, 25, 36, 49, 64, 81]

 

方法二：

squares = [x**2 for x in range(1,10)]
print(squares)  

输出结果为：

[1, 4, 9, 16, 25, 36, 49, 64, 81]