destination.py 文件源码

def _create_dynamic_destination_form(self, destination):
        class DynamicForm(BaseForm):
            pass

        for key in destination[destination[self.select_field]]:
            setattr(DynamicForm, key, StringField())

        options = dict(name=destination[self.select_field],
                       prefix=self._prefix,
                       translations=self.meta.get_translations(self))
        field = self.meta.bind_field(self, FormField(DynamicForm), options)
        self._fields[destination[self.select_field]] = field
        self.added_dynamic_choice = (destination[self.select_field], destination[self.select_field])