log日誌

log開發日誌

一、創建項目
    1、python -m venv ll_env  # 創建虛擬環境
    2、source ll_env/bin/activate  # 激活虛擬環境
    3、pip install django  # 安裝django    
    4、django-admin.py startproject project .  # 創建項目
    5、python manage.py migrate  # 創建數據庫
    6、python manage.py runserver  # 測試項目
二、創建應用程序
    
 
1、python manage.py startapp app  # 創建應用程序
    2、vi project/settings.py  # 添加應用程序到INSTALLED_APPS列表中
        INSTALLED_APPS.append(‘app‘)
    3、vi project/urls.py  # 添加URL映射
        from django.urls import include
        urlpatterns.append(‘‘, include(‘app.urls‘, namespace=‘app‘))
    4、vi app/urls.py  #
 
 添加命名空間
        app_name = ‘app‘
    5、vi app/views.py  # 創建視圖
        def view(request): ...
    6、vi app/urls.py  # 創建URL映射
        urlpatterns.append(path(‘‘, views.view, name=‘view‘))
    7、vi app/templates/app/view.html  # 創建視圖
    8、vi app/models.py  # 創建模型
    9、vi app/admin.py  # 註冊模型
    10、python manage.py makemigrations app  #
 
 激活模型
        python manage.py migrate
    11、vi app/forms.py  # 創建表單
        from django import forms
        class form(forms.ModelForm):
            class Meta:
                model = model
                fields = []
                labels = {}
    12、vi app/views.py  # 導入表單並使用
        from .forms import form
    13、vi app/templates/app/form.html  # 在html中創建表單並將數據返回到視圖函數之中處理數據
三、創建用戶
    1、python manage.py createsuperuser  # 創建超級用戶
    2、python manage.py startapp users  # 創建用戶賬戶
    3、vi project/settings.py  # 將users添加到INSTALLED_APPS裏
    4、vi project/urls.py  # 添加users的URL映射
        urlpatterns.append(path(‘users/‘, inculde(‘users.urls‘, namespace=‘users‘)))
    5、vi users/urls.py  # 添加users的命名空間
        app_name = ‘users‘
    6、vi users/urls.py  # 添加登錄URL映射
        from django.urls import path
        from django.contrib.auth.views import LoginView
        urlpatterns.append(path(‘login/‘, LoginView.as_view(template_name=‘users/login.html‘), name=‘login‘}))
    7、vi users/templates/users/login.html  # 添加模板
    8、vi app/templates/app/base.html  # 添加狀態欄
        {% if user.is_authenticated %}
            Hello, {{ user.username }}
        {% else %}
            <a href=‘{% url users:login %}‘>log in</a>
        {% endif %}
    9、vi project/settings.py  # 重定向設置
        LOGIN_URL = ‘/users/login/‘
    10、vi app/models.py  # 將模型關聯到客戶
        from django.contrib.auth.models import User
        owner = models.ForeignKey(User, on_delete=models.CASCADE)
    11、vi app/views.py  # 添加訪問限制
        from django.contrib.auth.decorators import login_required
        @login_required
        if topic.owner != request.user:
            raise Http404

Python Django log日誌