需求：[‘1:a’,’2:b’,’3:c’] 转换为 {‘1′: ‘a’,’3′: ‘c’,’2′: ”} 复制代码 代码如下:a = {}b = [‘1:a’,’2:b’,’3:c’]map(lambda x:a.setdefault(x.split(‘:’)[0], x.split(‘:’)[1]), b)print a{‘1’: ‘a’, ‘3’: ‘c’, ‘2’: ‘b’} 您可能感兴趣的文章:Python 字典(Dictionary)操