我注意到Navigator无法正确处理包含空格的聚会名称。所以我想知道还有哪些其他字符是非法的，以及这些限制在堆栈中的什么位置（导航器，DAML-LF等）。我在文档中找不到任何内容。有人可以澄清吗？
答案 0 :(得分：2)
docs on the built-in primitive types中In [2]: Submission.objects.all()
Out[2]: <QuerySet [<Submission: Submission object>]>
In [3]: sub_obj = Submission.objects.all()[0]
In [4]: sub_obj
Out[4]: <Submission: Submission object>
In [5]: sub_obj.__dict__
Out[5]:
{'_state': <django.db.models.base.ModelState at 0x7f529a7ea240>,
'id': 5,
'issued_at': datetime.datetime(2019, 3, 27, 8, 45, 42, 193943, tzinfo=<UTC>),
'completed': False,
'atomic_id': 1}
In [6]: sub_obj.binary_files.all()
Out[6]: <QuerySet [<BinaryFile: uploads/binary/logo-800.png>, <BinaryFile: uploads/binary/Doc.pdf>, <BinaryFile: uploads/binary/invoice_2018_11_29_04_57_53.pdf>, <BinaryFile: uploads/binary/Screenshot_from_2019-02-13_16-22-53.png>]>
In [7]: for _ in sub_obj.binary_files.all():
...: print(_)
...:
uploads/binary/logo-800.png
uploads/binary/Doc.pdf
uploads/binary/invoice_2018_11_29_04_57_53.pdf
uploads/binary/Screenshot_from_2019-02-13_16-22-53.png
下的内容：
聚会文本只能包含字母数字字符，
Party，-和空格。