@property<EOL><INDENT>def detail(self):<DEDENT>
if hasattr(self, '<STR_LIT>'):<EOL><INDENT>return self._detail<EOL><DEDENT>else:<EOL><INDENT>self.get_detail()<EOL>return self._detail<EOL><DEDENT>
个人信息,如果未调用过``get_detail()``会自动调用

:return: information of student
:rtype: dict