我正在学习Django，这是我的第一个项目，在尝试解决该问题的几天中，我都遇到了上述错误。如果我将空白html放上去，但下面的模板会出错
HTML文件在下面
{% extends 'base.html' %}
{% block body %}
<!-- Products -->
<div class="total-ads main-grid-border">
<div class="container">
<div class="select-box">
<div class="browse-category ads-list">
<label>Browse Categories</label>
<select class="selectpicker show-tick" data-live-search="true">
<option data-tokens="Mobiles">All</option>
<option data-tokens="Mobiles">Mobiles</option>
<option data-tokens="Electronics & Appliances">Electronics & Appliances</option>
<option data-tokens="Cars">Cars</option>
<option data-tokens="Bikes">Bikes</option>
<option data-tokens="Furniture">Furniture</option>
<option data-tokens="Pets">Pets</option>
<option data-tokens="Books, Sports & Hobbies">Books, Sports & Hobbies</option>
<option data-tokens="Fashion">Fashion</option>
<option data-tokens="Kids">Kids</option>
<option data-tokens="Services">Services</option>
<option data-tokens="Jobs">Jobs</option>
<option data-tokens="Real Estate">Real Estate</option>
</select>
</div>
<div class="search-product ads-list">
<label>Search for a specific product</label>
<div class="search">
<div id="custom-search-input">
<div class="input-group">
<input type="text" class="form-control input-lg" placeholder="Buscar" />
<span class="input-group-btn">
<button class="btn btn-info btn-lg" type="button">
<i class="glyphicon glyphicon-search"></i>
</button>
</span>
</div>
</div>
</div>
</div>
<div class="clearfix"></div>
</div>
<div class="all-categories">
<h3> Select your category and find the perfect ad</h3>
<ul class="all-cat-list">
</ul>
</div>
<ol class="breadcrumb" style="margin-bottom: 5px;">
<li><a href="/">Home</a></li>
<li class="active"><a active href="{% url 'provider:provider_list' %}> All Categories </a> </li>
{% if category %}
<li class="active">{{category}} </li>
{% endif%}
</ol>
<div class="ads-grid">
<div class="side-bar col-md-3">
<div class="search-hotel">
<h3 class="sear-head">Search</h3>
<form method="GET" action="{% url 'provider : provider_list' %}">
<input type="text" value="Product name..." name ="q" onfocus="this.value = '';" onblur="if (this.value == '') {this.value = 'Product name...';}" required="">
<input type="submit" value=" ">
</form>
</div>
<div class="featured-ads">
<h2 class="sear-head fer">Featured Ads</h2>
<div class="featured-ad">
<a href="single.html">
<div class="featured-ad-left">
<img src="images/f1.jpg" title="ad image" alt="" />
</div>
<div class="featured-ad-right">
<h4>Lorem Ipsum is simply dummy text of the printing industry</h4>
<p>$ 450</p>
</div>
<div class="clearfix"></div>
</a>
</div>
<div class="featured-ad">
<a href="single.html">
<div class="featured-ad-left">
<img src="images/f2.jpg" title="ad image" alt="" />
</div>
<div class="featured-ad-right">
<h4>Lorem Ipsum is simply dummy text of the printing industry</h4>
<p>$ 380</p>
</div>
<div class="clearfix"></div>
</a>
</div>
<div class="featured-ad">
<a href="single.html">
<div class="featured-ad-left">
<img src="images/f3.jpg" title="ad image" alt="" />
</div>
<div class="featured-ad-right">
<h4>Lorem Ipsum is simply dummy text of the printing industry</h4>
<p>$ 560</p>
</div>
<div class="clearfix"></div>
</a>
</div>
<div class="clearfix"></div>
</div>
</div>
<div class="ads-display col-md-9">
<div class="wrapper">
<div class="bs-example bs-example-tabs" role="tabpanel" data-example-id="togglable-tabs">
<div id="myTabContent" class="tab-content">
<div role="tabpanel" class="tab-pane fade in active" id="home" aria-labelledby="home-tab">
<div>
<div id="container">
<div class="clearfix"></div>
<ul class="list">
{% for provider in provider_list %}
<a href="{%url 'provider : provider_detail' provider.slug %}">
<li>
<img src="{{provider.image.url}}" title="" alt="" />
<section class="list-left">
<h5 class="title">{{provider.name}}</h5>
<span class="adprice"> Company </span>
<p class="catpath">Mobile Phones » Brand</p>
</section>
<section class="list-right">
<span class="date">Today, 17:55</span>
<span class="cityname">City name</span>
</section>
<div class="clearfix"></div>
</li>
</a>
{% endfor %}
</ul>
</div>
</div>
</div>
</div>
<div class="clearfix"></div>
</div>
</div>
</div>
<!-- // Products -->
{% endblock body %}
views.py文件在下面
from django.shortcuts import render
from .models import Provider , ProviderImages ,Category
from django.db.models import Count
from django.db.models import Q
from django.shortcuts import get_object_or_404
from django.core.paginator import Paginator
# Create your views here.
def providerlist(request,category_slug = None):
category = None
providerlist = Provider.objects.all()
categorylist = Category.objects.annotate(total_providers=Count('provider'))
if category_slug:
category= get_object_or_404(Category, slug = category_slug)
providerlist = Category.filter(category=category)
search_query = request.GET.get('q')
if search_query :
providerlist = providerlist.filter(
Q(name__icontains=search_query) |
Q(description__icontains=search_query)|
Q(category__category__name__icontains = search_query))
template = 'provider/provider_list.html'
context = {'provider_list': providerlist ,'category_list' : categorylist}
return render(request,template,context)
def providerdetail(request,provider_slug):
#print(provider_slug)
providerdetail=get_object_or_404(Provider,slug=provider_slug)
providerimage = ProviderImages.objects.filter(provider = providerdetail)
template ='provider/provider_detail.html'
context = {'provider_detail': providerdetail, 'provider_image' : providerimage}
return render(request, template, context)
项目urls.py
from django.contrib import admin
from django.urls import path ,include
from django.conf import settings
from django.conf.urls.static import static
app_name = 'provider'
urlpatterns = [
path('admin/', admin.site.urls),
path('provider/', include('provider.urls', namespace='provider')),
]
urlpatterns += static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)
urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
'''
the app provider/urls.py
'''
from django.urls import path
from . import views
app_name = 'provider'
urlpatterns =[
path('', views.providerlist , name='provider_list'),
path('<slug: category_slug>', views.providerlist , name='provider_list_category'),
path ('detail/<slug:provider_slug>',views.providerdetail, name='provider_detail')
]
我正在学习Django，这是我的第一个项目，在尝试解决该问题的几天中，我都遇到了上述错误。如果我将空白html放上去，但下面的模板会出错