[项目] mysite.settings.py(LOAMAW v1.0)

"""
Django settings for mysite project.

Generated by 'django-admin startproject' using Django 3.2.6.

For more information on this file, see
https://docs.djangoproject.com/en/3.2/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/3.2/ref/settings/
"""

from pathlib import Path

# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent


# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/3.2/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = 'django-insecure-ln+%tp_-5(i0cg8&62!tg)7ht)_n=t4ihz#7!&don5_ob_-9+9'

# 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',
    'server'
]

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 = 'mysite.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [],
        '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 = 'mysite.wsgi.application'


# Database
# https://docs.djangoproject.com/en/3.2/ref/settings/#databases

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': 'server',
        'HOST': '10.10.10.5',
        'PORT': '3306',
        'USER': 'root',
        'PASSWORD': 'password',
    }
}


# 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/'

# Default primary key field type
# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

[内容] Python splite 字符串切割

内容一:splite 的格式

<character string>.splite('<separator>', <split several times>)[<which number of word place>]

内容二:splite 的使用案例

2.1 案例一:以一行行的方式进行分割

# string = string.splite('\n')

(补充:这里以给 string 字符串以一行行的方式进行分割为例)

2.2 案例二:制作表格

# string = string.splite('\t')

(补充:这里以给 string 字符串制成表格为例)

2.3 案例三:以空格的方式进行分割

# string = string.splite()

或者:

# string = string.splite(, -1)

(补充:这里以给 string 字符串以空格的方式进行分割为例)

2.4 案例四:以空格的方式进行分割,并截取第 1 个单词

# string = string.splite()[0]

(补充:这里以给 string 字符串以空格的方式进行分割,并截取第 1 个单词为例)

2.5 案例五:以空格的方式进行分割,并截取最后 1 个单词

# string = string.splite()[-1]

(补充:这里以给 string 字符串以空格的方式进行分割,并截取最后 1 个单词为例)

2.6 案例六:以字母进行分割

# splite = re.split(r"[^A-Za-z]", line.strip())

(补充:这里以给 string 字符串以字母的方式进行分割为例)

(注意:要先导入 re 函数)

2.7 案例七:以冒号 “:” 进行分割

# splite = string.splite(':')

(补充:这里以给 string 字符串以冒号 “:” 的方式进行分割为例)

2.8 案例八:以冒号 “:” 进行分割,只分割 1 次,并从开头开始计数

# splite = string.splite(':', 1)

(补充:这里以给 string 字符串以冒号 “:” 的方式进行分割,只分割 1 次,并从开头开始计数为例)

2.9 案例九:以冒号 “:” 进行分割,只分割 1 次,并从末尾开始计数

# splite = string.rsplite(':', 1)

(补充:这里以给 string 字符串以冒号 “:” 的方式进行分割,只分割 1 次,并从末尾开始计数为例)

[步骤] Nginx 信息的显示 (显示版本和已安装的模块) (源码安装版)

注意:

只有源码安装的 Nginx 才能使用此方法

步骤一:Nginx 版本的显示

nginx version: nginx/1.18.0

步骤二:Nginx 版本和已安装模块的显示

# /usr/local/nginx/sbin/nginx -V
nginx version: nginx/1.18.0
built by gcc 8.3.1 20191121 (Red Hat 8.3.1-5) (GCC) 
built with OpenSSL 1.1.1g FIPS  21 Apr 2020
TLS SNI support enabled
configure arguments: --prefix=/usr/local/nginx --with-http_ssl_module

[工具] Python 截取某一个 Linux 命令所有行的第一列

介绍

使用方法

1. 在此脚本的分割线内写入相应的内容
2. 给此脚本添加执行权限
3. 用 python3 命令执行此脚本

脚本分割线里的变量

command=’df -h’ #要执行的 Linux 命令

脚本

import subprocess
  
####################### Separator ########################

command='df -h' #Linux command to execute

####################### Separator ########################

info = subprocess.check_output('%s'%command, shell=True)
info = info.decode().strip()

lines = info.split('\n')
for line in lines:

    word = line.split()[0]
    print(word)