使用列表理解:
>>> a = []>>> a.append((1,2,4))>>> a.append((2,3,4))>>> [x for xs in a for x in xs][1, 2, 4, 2, 3, 4]
使用
itertools.chain.from_iterable:
>>> import itertools>>> list(itertools.chain.from_iterable(a))[1, 2, 4, 2, 3, 4]

使用列表理解:
>>> a = []>>> a.append((1,2,4))>>> a.append((2,3,4))>>> [x for xs in a for x in xs][1, 2, 4, 2, 3, 4]
使用
itertools.chain.from_iterable:
>>> import itertools>>> list(itertools.chain.from_iterable(a))[1, 2, 4, 2, 3, 4]