Django-初阶实例

调用本地css文件的方法

setting.py里面的内容

import os

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)

BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

# Quick-start development settings - unsuitable for production

# See https://docs.djangoproject.com/en/2.2/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!

SECRET_KEY = '9ssccke32^tmaoq4rv_ccc&_2*emfq@vx#2g+-_xyo(c1@*tbo'

# SECURITY WARNING: don't run with debug turned on in production!

DEBUG = True

ALLOWED_HOSTS = []

# Application definition

INSTALLED_APPS = [

    '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 = 'ServeProj.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 = 'ServeProj.wsgi.application'

# Database

# https://docs.djangoproject.com/en/2.2/ref/settings/#databases

DATABASES = {

    'default': {

        'ENGINE': 'django.db.backends.sqlite3',

        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),

    }

}

# Password validation

# https://docs.djangoproject.com/en/2.2/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/2.2/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/2.2/howto/static-files/

STATIC_URL = '/static/'

#定义了 ip/static 是存放数据的文件夹

STATICFILES_DIRS=[

    os.path.join(BASE_DIR,'static'),  #相当于设置 ip/static这个数据文件夹 等同于 计算机内django工程文件夹的绝对路径/static

    os.path.join(BASE_DIR,'static_img'), #相当于设置 ip/static这个数据文件夹 等同于 计算机内django工程文件夹的绝对路径/static_image

    #以上就设置了如果浏览器找ip/static 那就去 django工程文件夹的绝对路径/static 或者 django工程文件夹的绝对路径/static_image里面找

]

url.py里的内容

from django.contrib import admin

from django.urls import path

from django.shortcuts import HttpResponse,render

def index(request):

    #业务

    res=HttpResponse('进来的页面时index')  #返回自己想要的字符串

    return res

def sb(request):

    return render(request,'sb.html') #返回自己想展示的网页

def login(request):

    return render(request,'login.html')

urlpatterns = [

    path('admin/', admin.site.urls), #这一条是自带的

    path('index/',index),  #这一条是自己写的，如果输入index的界面那么跳转到index函数

    path('sb/',sb), #这一条是自己写的，如果输入sb的界面那么跳转到sb函数

    path('login/',login) #这一条是自己写的，如果输入sb的界面那么跳转到sb函数

]

<!DOCTYPE html>

<head>

    <meta http-equiv="content-type" content="txt/html; charset=utf-8"/>

    <!-- 控制网页为utf8编码，必须放在最前面 -->

    <link rel="stylesheet" href="/static/bootstrap.css">

    <!-- 这是bootcss的核心样式，用bootcss都要这个-->

    <link href="/static/signin.css" rel="stylesheet">

    <!-- 这是signin的核心样式，用bootcss都要这个-->

    <style>

        .city {

            float: left;

            margin: 5px;

            padding: 15px;

            width: 300px;

            height: 300px;

            border: 1px solid black;

        }

    </style>

</head>

<body>

<img src="/static/上课时间.jpg" alt="">

<img src="/static/遗传算法.png" alt="">

<!-- 引入图片,图放在django工程文件夹下面的static或者static_img里面-->

<div class="container">

    <form class="form-signin">

        <h2 class="form-signin-heading">Please sign in</h2>

        <label for="inputEmail" class="sr-only">Email address</label>

        <input type="email" id="inputEmail" class="form-control" placeholder="Email address" required="" autofocus="">

        <label for="inputPassword" class="sr-only">Password</label>

        <input type="password" id="inputPassword" class="form-control" placeholder="Password" required="">

        <div class="checkbox">

            <label>

                <input type="checkbox" value="remember-me"> Remember me

            </label>

        </div>

        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>

    </form>

</div> <!-- /container -->

<!-- IE10 viewport hack for Surface/desktop Windows 8 bug -->

</body>

</html>

按照用户输入的用户名和账号做出跳转链接

巴特西

Django-初阶实例

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