拆分每个逗号然后重新加入对可能更容易
>>> original = 'a,1,b,2,c,3'>>> s = original.split(',')>>> s['a', '1', 'b', '2', 'c', '3']>>> alternate = map(''.join, zip(s[::2], s[1::2]))>>> alternate['a1', 'b2', 'c3']那是你想要的吗?

拆分每个逗号然后重新加入对可能更容易
>>> original = 'a,1,b,2,c,3'>>> s = original.split(',')>>> s['a', '1', 'b', '2', 'c', '3']>>> alternate = map(''.join, zip(s[::2], s[1::2]))>>> alternate['a1', 'b2', 'c3']那是你想要的吗?