你知道吗型号.py你知道吗
class Revistapresei(models.Model):
titlulArticol = models.CharField(max_length=300)
textArticol = models.TextField()
dataArticol = models.DateField(blank=True, null=True)
linkArticol = models.CharField(blank=True, max_length=200)
STIRIINTERNE = 'Interne'
STIRIEXTERNE = 'Externe'
TIP_ARTICOL_CHOICES = (
(STIRIINTERNE, 'Interne'),
(STIRIEXTERNE, 'Externe'),
)
tipArticol = models.CharField(max_length=7, choices=TIP_ARTICOL_CHOICES, default=STIRIINTERNE)
def __str__(self):
return self.titlulArticol
你知道吗网址.py你知道吗
from django.conf.urls import include, url
from . import views
urlpatterns = [
url(r'^$', views.index, name='index'),
url(r'^revistaPresei/$', views.revistaPresei_list, name='revistaPresei_list'),
url(r'^revistaPresei/(?P<pk>[0-9]+)/$', views.revistaPresei_detail, name='revistaPresei_detail'),
]
你知道吗视图.py你知道吗
from django.shortcuts import render, get_object_or_404
from .models import Revistapresei
def index(request):
return render(request, 'blog/index.html', {})
def revistaPresei_list(request):
revistaPreseis = Revistapresei.objects.order_by('-dataArticol')
return render(request, 'blog/revistaPresei_list.html', {'revistaPreseis':revistaPreseis})
def revistaPresei_detail(request, pk):
revistaPresei = get_object_or_404(revistaPresei, pk=pk)
return render(request, 'blog/revistaPresei_detail.html', {'revistaPresei': revistaPresei})
复习_列表.html你知道吗
<html>
<head>
<title>Revista Presei List</title>
</head>
<body>
{% for revistaPresei in revistaPreseis %}
<div>
<p>{{ revistaPresei.dataArticol }} / {{ revistaPresei.tipArticol }}</p>
<h1><a href="{% url 'revistaPresei_detail' pk=revistaPresei.pk %}">{{ revistaPresei.titlulArticol }}</a></h1>
<p>{{ revistaPresei.textArticol }}</p>
</div>
{% endfor %}
</body>
复习_详细信息.html你知道吗
<html>
<head>
<title>Revista Presei Detail</title>
</head>
<body>
<div>
{% if revistaPresei.titlulArticol %}
<div>
{{ revistaPresei.dataArticol }} / {{ revistaPresei.tipArticol }}
</div>
{% endif %}
<h1>{{ revistaPresei.titlulArticol }}</h1>
<p>{{ revistaPresei.textArticol }}</p>
</div>
</body>
</html>
如果我试图在文件中选择一个项目-revistaPresei_列表.html-我收到错误:
/revistaPresei/1处的UnboundLocalError/
赋值前引用的局部变量“revistaPresei”。。。你知道吗
用密码告诉我正确答案。你知道吗
在函数
revistaPresei_detail(request, pk)
中,调用revistaPresei = get_object_or_404(revistaPresei, pk=pk)
中的参数错误。你知道吗get_object_or_404
希望类名作为第一个参数,因此必须使用revistaPresei = get_object_or_404(Revistapresei, pk=pk)
(检查大小写字母)。你知道吗当您尝试使用局部变量
revistaPresei
作为参数时,这个值在导致UnboundLocalError
的调用时不存在。你知道吗相关问题 更多 >
编程相关推荐