我怎样才能在 Django 中将 ~[0] 加到 ~[1] ？

Question

1. codes:

    >>> from test2.models import Member_info >>> member = Member_info.objects.all() >>> member <QuerySet [<Member_info: John2>, <Member_info: John1>, <Member_info: John3>]> >>> member = Member_info.objects.all()[0] >>> member <Member_info: gun2> >>> member += Member_info.obejcts.all()[1] Traceback (most recent call last): File "<console>", line 1, in <module> AttributeError: type object 'Member_info' has no attribute 'obejcts' >>> member += Member_info.objects.all()[1] Traceback (most recent call last): File "<console>", line 1, in <module> TypeError: unsupported operand type(s) for +=: 'Member_info' and 'Member_info' >>> member.append(Member_info.objects.all()[1]) Traceback (most recent call last): File "<console>", line 1, in <module> AttributeError: 'Member_info' object has no attribute 'append'

2.How can i append,,,,?

Answer 1

You can append to list , but you are trying to append to Member_info . Try this one:

member = Member_info.objects.all()[0]
members = [member]
members.append(Member_info.objects.all()[1])