37,743
社区成员




>>> aList = [123, 'xyz', 'zara', 'abc']
>>> newli=[]
>>> newli.extend(aList)
>>> newli
[123, 'xyz', 'zara', 'abc']
>>> bList = [1,2,2,3]
>>> newli.extend(bList)
>>> newli
[123, 'xyz', 'zara', 'abc', 1, 2, 2, 3]
>>> aList = [123, 'xyz', 'zara', 'abc']
>>> newli=[]
>>> newli.append(aList)
>>> newli
[[123, 'xyz', 'zara', 'abc']]
>>> bList = [1,2,2,3]
>>> newli.append(bList)
>>> newli
[[123, 'xyz', 'zara', 'abc'], [1, 2, 2, 3]]