django slug问题noreversematch

# urls.py
from django.urls import path
from . import views

urlpatterns = [
    path('blog/<slug:slug>/', views.blog_detail, name='blog_detail'),
]

<!-- template.html -->
<a href="{% url 'blog_detail' slug=article.slug %}">Read more</a>

# urls.py
app_name = 'blog'
urlpatterns = [
    path('blog/<slug:slug>/', views.blog_detail, name='blog_detail'),
]

<!-- template.html -->
<a href="{% url 'blog:blog_detail' slug=article.slug %}">Read more</a>

# views.py
from django.urls import reverse

def some_view(request):
    # 确保slug存在且正确
    slug = 'some-slug'
    url = reverse('blog_detail', args=[slug])

# models.py
from django.db import models

class Article(models.Model):
    title = models.CharField(max_length=200)
    slug = models.SlugField(unique=True)

    def __str__(self):
        return self.title

# views.py
from django.shortcuts import render, get_object_or_404
from .models import Article

def blog_detail(request, slug):
    article = get_object_or_404(Article, slug=slug)
    return render(request, 'blog_detail.html', {'article': article})

<!-- blog_detail.html -->
<h1>{{ article.title }}</h1>
<p>{{ article.content }}</p>