python列表生成

# -*- coding:UTF-8 -*-

l=[]
for ele in range(1,11):
    l.append(ele*ele)
print l
# [1, 4, 9, 16, 25, 36, 49, 64, 81, 100]




list=[x*x   for x in range(1, 11)]
print list
# [1, 4, 9, 16, 25, 36, 49, 64, 81, 100]





print [x * x for x in range(1, 11) if x % 2 == 0] 
# 上面代码等同于下面代码
list=[]
for x in range(1,11):
    if x%2==0:
        list.append(x*x)
print list
# 打印如下
# [4, 16, 36, 64, 100]






print [m + n for m in 'ABC' for n in 'XYZ']
# 上面代码等同于下面代码
list=[]
for m in 'ABC':
    for n in 'XYZ':
        list.append(m+n)
        
print list  
# 打印如下      
# ['AX', 'AY', 'AZ', 'BX', 'BY', 'BZ', 'CX', 'CY', 'CZ']