Python中Array的常用操作(一)创建数组

. 定义数组

>>> seq = [ “a” , “b” , 1 ]

[ “a” , “b” , 1 ]

2. 创建数组

>>> a = “what are you doing?”.split()

[’what’, ‘are’, ‘you’, ‘doing?’]

>>> a = [ x*2 for x in range(1,5) ]

[2, 4, 6, 8]

b = [ x for x in a if x >3 ]

[ 4, 6, 8]