On Tuesday, 26 May 2020 01:50:35 UTC+1, Tiempo wrote:
>
> Hi,
> my name is Tiempo and I'm new with Django. currently, I'm using django
> 3.0 and i want to display each article of a blog app ( like when I click on
> article 1, it should display it full details on page show with the
> following link http://127.0.0.1:8000/blog/posts/1/)
>
> containing a parameter named id (of an article) but the path is not
> recognized :
>
> urlpatterns = [
>
> path('', views.index, name='Blog'),
> path('posts/?P<ids>[0-9]+', views.show),
>
>
>
> This is how I called the function show in views:
>
> def show(request, id):
> return render(request, 'blog/show.html', {'id': id})
>
>
>
> This is what happens when I execute the local server
>
> Page not found (404)
> Request Method: GET
> Request URL: http://127.0.0.1:8000/blog/posts/1/
>
> Using the URLconf defined in monsite.urls, Django tried these URL
> patterns, in this order:
>
> 1. admin/
> 2. [name='Home']
> 3. about/ [name='About']
> 4. contact/ [name='Contact']
> 5. blog/ [name='Blog']
> 6. blog/ posts/?P<ids>[0-9]+
>
> The current path, blog/posts/1/, didn't match any of these.
>
> can someone help me with how to write the regular expression in Django
> 3.0, please?
>
>
What gave you the impression you should be using regular expressions?
`path` does not take regex and you should not be using them in Django 3.0.
The correct syntax is:
path('posts/<int:id>/', views.show),
--
DR.
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