python - NoReverseMatch at /account/login/ Reverse for '' 未找到。'' 不是 django 3 中的有效视图函数或模式名称
问题描述
我是 Django3 的新手。最近我正在做这个项目,我使用 django 身份验证系统进行登录。我遇到了一个问题:NoReverseMatch at /account/login/ Reverse for '' not found。'' 不是有效的视图函数或模式名称。
我的以下代码是:
设置.py:
INSTALLED_APPS = [
'social_account.apps.SocialAccountConfig',
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
]
MIDDLEWARE = [
'django.middleware.security.SecurityMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware',
]
ROOT_URLCONF = 'social_mass_media.urls'
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [os.path.join(BASE_DIR, 'templates')],
'APP_DIRS': True,
'OPTIONS': {
'context_processors': [
'django.template.context_processors.debug',
'django.template.context_processors.request',
'django.contrib.auth.context_processors.auth',
'django.contrib.messages.context_processors.messages',
],
},
},
]
WSGI_APPLICATION = 'social_mass_media.wsgi.application'
# Database
# https://docs.djangoproject.com/en/3.2/ref/settings/#databases
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3',
'NAME': BASE_DIR / 'db.sqlite3',
}
}
# Password validation
# https://docs.djangoproject.com/en/3.2/ref/settings/#auth-password-validators
AUTH_PASSWORD_VALIDATORS = [
{
'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
},
]
# Internationalization
# https://docs.djangoproject.com/en/3.2/topics/i18n/
LANGUAGE_CODE = 'en-us'
TIME_ZONE = 'UTC'
USE_I18N = True
USE_L10N = True
USE_TZ = True
# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/3.2/howto/static-files/
STATIC_URL = '/static/'
STATICFILES_DIRS = [
os.path.join(BASE_DIR, 'static'),
]
# Default primary key field type
# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field
DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
LOGIN_URL = 'login'
LOGOUT_URL = 'logout'
LOGIN_REDIRECT_URL = 'dashboard'
视图.py:
from django.http import HttpResponse
from django.shortcuts import render
from django.contrib.auth import authenticate, login
from .forms import LoginForm
from django.contrib.auth.decorators import login_required
@login_required
def dashboard(request):
return render(request, 'social_account/dashboard.html',{'section': 'dashboard'})
urls.py : (对于应用程序):
from django.urls import path, include
from . import views
from django.contrib.auth import views as auth_views
app_name = 'account'
urlpatterns = [
#path('/login', views.login_request, name='login'),
path('login/', auth_views.LoginView.as_view(), name='login'),
path('logout/', auth_views.LogoutView.as_view(), name='logout'),
path('', views.dashboard, name='dashboard'),
]
urls.py : (项目 URL):
from django.contrib import admin
from django.urls import path, include
urlpatterns = [
path('admin/', admin.site.urls),
path('account/', include('social_account.urls', namespace='account')),
]
仪表板.html:
{% block title %} Dashboard {% endblock %}
{% block content %}
{{section}}
<h1> Dashboard </h1>
<p> Welcome to your Account! </p>
{% endblock %}
base.html:
{% load static %}
<!DOCTYPE html>
<html>
<head>
<title>{% block title %}{% endblock %}</title>
<link href="{% static "css/base.css" %}" rel="stylesheet">
</head>
<body>
<div id="header">
<span class="logo">Bookmarks</span>
{% if request.user.is_authenticated %}
<ul class="menu">
<li {% if section == 'dashboard' %}class="selected" {% endif %}>
<a href="{% url 'dashboard' %}">My dashboard</a>
</li>
<li {% if section == 'images' %}class="selected" {% endif %}>
<a href="#">Images</a>
</li>
<li {% if section == "people" %}class="selected" {% endif %}>
<a href="#">People</a>
</li>
</ul>
{% endif %}
<span class="user">
{% if request.user.is_authenticated %}
Hello {{ request.user.first_name }},
<a href="{% url 'logout' %}">Logout</a>
{% else %}
<a href="{% url 'account:login' %}">Log-in</a>
{% endif %}
</span>
</div>
<div id="content">
{% block content %}
{% endblock %}
</div>
</body>
</html>
登录.html
{% extends 'base.html' %}
{% block title %}Log-in{% endblock %}
{% block content %}
<h1> Log-In </h1>
{% if form.errors %}
<p> Your username or password is incorrect, please try again! </p>
{% else %}
<p> Please Login to view your account </p>
{% endif %}
<div class='login-form'>
<form action="{% url login %}" method="post">
{{form.as_p}}
{% csrf_token %}
<input type='submit' value='Log-in'></p>
</form>
</div>
{% endblock %}
错误在 base.html 行号中。13 为 class="selected"。我不明白为什么错了?
提前致谢。
解决方案
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