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我在 Django 2.1 中使用通用视图。

我的观点很复杂,因为我不知道为什么:

网址.py:

path('study-abroad/<slug:slug>/', views.SubjectDetailView.as_view(), name='subject-detail'),
path('study-abroad/<slug:slug>/', views.StudylevelDetailView.as_view(), name='studylevel-list'),

所以我认为最好命名自定义 slug 以防止这种情况发生。像这样:

网址.py:

path('study-abroad/<slug:subjectslug>/', views.SubjectDetailView.as_view(), name='subject-detail'),
path('study-abroad/<slug:studylevelslug>/', views.StudylevelDetailView.as_view(), name='studylevel-list'),

我的问题是:

如何将 Slug_Field 的默认值更改为 mycustomslug?(在 Django 中默认是 slug)

视图.py

class SubjectDetailView(generic.DetailView):
    model = Programmesearch
    template_name = 'mnsdirectory/subject_detail.html'
    def slugify(value, allow_unicode=False):
        slug_field = slugify('Programmesearch.full_subject_name')


class StudylevelDetailView(generic.DetailView):
    model = StudyLevel
    template_name = 'mnsdirectory/study_level.html'
    def slugify(value, allow_unicode=False):
        slug_field = slugify('StudyLevel.study_level')

模型.py:

class Programmesearch(models.Model):
    full_subject_name = models.CharField(max_length=100, choices=SUBJECT_NAME_CHOICE)
    subjectslug = models.SlugField(unique=True)

    def __str__(self):
        return self.subjectslug

    def get_absolute_url(self):
        return reverse('SubjectDetailView', args=[str(self.id)])

class StudyLevel(models.Model):
    study_level = models.CharField(max_length=100, blank=True, null=False)
    studylevelslug = models.SlugField(unique=True)

    def __str__(self):
        return self.studylevelslug

    def get_absolute_url(self):
        return reverse('StudylevelDetailView', args=[str(self.id)])

当我尝试在管理页面中添加新对象时,我收到一条错误消息

“/admin/mnsdirectory/studylevel/add/ 处的 FieldError 无法将关键字 'slug' 解析为字段。选项有:id、study_level、studylevelslug”

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