[英]Django: getting error NoReverseMatch for reverse
Getting error: 出现错误:
NoReverseMatch: Reverse for 'single_view' with arguments '('article', 2013, 12, 12, 'triumphmotorcycleslaunched10newbikesinindia', 16)' and keyword arguments '{}' not found.
NoReverseMatch:带有参数'('article',2013,12,12,'triumphmotorcycleslaunched10newbikesinindia',16)'和关键字参数'{}'的'single_view'的反向。 1 pattern(s) tried: [u'(P[article|review|blog|news|video])/(P\\d{4})/(P\\d{2})/(P\\d{2})/(P\\w+)/(P\\d+)$']
尝试了1个模式:[u'(P [文章|评论|博客|新闻|视频])/(P \\ d {4})/(P \\ d {2})/(P \\ d {2} )/(P \\ w +)/(P \\ d +)$']
Here is my URLConf, models and views 这是我的URLConf,模型和视图
/urls.py /urls.py
...
url(r'^(P<post_type>[article|review|blog|news|video])/', include('post.urls', namespace='post_views')),
...
/post/urls.py /post/urls.py
urlpatterns = patterns('',
url(r'^$', PostView.as_view(), name="index"),
url(r'^(P<year>\d{4})/(P<month>\d{2})/(P<day>\d{2})/(P<slug>\w+)/(P<post_id>\d+)$', PostView.single, name="single_view")
)
and get_absolute_url in models.Post class 在 models.Post 类 get_absolute_url
/post/models.py /post/models.py
def get_absolute_url(self):
from django.core.urlresolvers import reverse
return reverse('post_views:single_view', args=['article', 2013, 12, 12, str(self.slug).replace('-', ''), self.id])
and view 并查看
/post/views.py /post/views.py
def single(self, request, post_type, year, month, day, slug, post_id, *args, **kwargs):
post_single = Post.objects.get(pk=1)
context = {
"post_single": post_single,
}
return self.render_to_response(context);
Resolver Error: Tried after @Yeo suggestion 解析器错误: @Yeo建议后尝试
from django.core.urlresolvers import reverse, resolve
from post.models import Post
p = Post.objects.get(pk=16)
reverse('post_views:single_view', args=['article', 2013, 12, 12, p.slug, p.id])
resolve('/article/2013/12/12/triumphlaunched10newbikesinindia/16/')
Resolver404: {u'path': u'article/2013/12/12/triumphlaunched10newbikesinindia/16/', u'tried': [[], [ (None:vehicle) ^vehicle/>], [ (None:post_views) ^(P[article|review|blog|news|video])/>], [ (None:gallery) ^gallery/>], [ (None:author) ^author/>], [.*)$>], [ (None:None) ^admin/doc/>], [ (admin:admin) ^admin/>], [ (None:None) ^admin_tools/>]]}
解析器404:{u'path':u'article / 2013/12/12 / triumphlaunched10newbikesinindia / 16 /',u'tried':[[],[(None:vehicle)^ vehicle />],[(None:post_views )^(P [文章|评论|博客|新闻|视频])/>],[(无:画廊)^画廊>],[(无:作者)^ author />],[。*)$> ],[(无:无)^ admin / doc />],[(admin:admin)^ admin />],[(无:无)^ admin_tools />]]}}
Your regular expressions are malformed, try replace 您的正则表达式格式错误,请尝试替换
r'(P<post_type>[article|review|blog|news|video])'
with 同
r'(?P<post_type>article|review|blog|news|video)'
Note queston signs and absence of square brackets. 注意问题征兆和没有方括号。
Similary, replace 相似,替换
r'^(P<year>\d{4})/(P<month>\d{2})/(P<day>\d{2})/(P<slug>\w+)/(P<post_id>\d+)$
with 同
r'^(?P<year>\d{4})/(?P<month>\d{2})/(?P<day>\d{2})/(?P<slug>\w+)/(?P<post_id>\d+)$
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