1
到字典中我想将列表转换成一个字典如下:组元组的列表在Python
somelist = [("facultyX", "memberA", "Student"),
("facultyX", "memberB", "Student"),
("facultyX","memberC", "Programmer"),
("facultyY", "memberD", "Student"),
("facultyY", "memberE","PostDoc")]
result = {'facultyX':{'Student':['memberA','memberB'],
'Programmer':['memberC']},
'facultyY':{'Student':['memberD'],
'PostDoc':['memberE']}}
不要使用'list'和'dict'作为变量名;你掩盖了内置的类型。来自输入的'facultyA'数据发生了什么? –
非常感谢Martijin!我尝试类似res = defaultdict(list)时会遇到错误,但从未明白原因。我会记住它,绝对不会在将来使用list和dict作为变量名称。我错误地为教师X选了一个教师队伍;应该只有facultyX和facultyY。 – back4good