Django(part2)--创建项目与Django目录结构
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Django(part2)--创建项目与Django目录结构
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文章目錄
- Django框架開發(fā)
- 創(chuàng)建項(xiàng)目的指令
- Django目錄結(jié)構(gòu)
Django框架開發(fā)
創(chuàng)建項(xiàng)目的指令
創(chuàng)建項(xiàng)目的指令:
django-admin startproject 項(xiàng)目名稱 #比如 django-admin startproject mywebsite1- 舉個例子
我們先進(jìn)入一個指定的文件夾,再輸出如下命令:
F:\MyStudio\PythonStudio\goatbishop.project01\Django>django-admin startproject mywebsite1查看該文件夾下的文件:
F:\MyStudio\PythonStudio\goatbishop.project01\Django>dir /o驅(qū)動器 F 中的卷是 山羊卷卷的序列號是 3C68-9CA1F:\MyStudio\PythonStudio\goatbishop.project01\Django 的目錄2020/06/13 11:15 <DIR> . 2020/06/13 11:15 <DIR> .. 2020/06/13 11:15 <DIR> mywebsite10 個文件 0 字節(jié)3 個目錄 20,644,282,368 可用字節(jié)可以看到我們多了一個mywebsite1文件夾,進(jìn)入mywebsite1文件夾,查看文件夾下內(nèi)容:
F:\MyStudio\PythonStudio\goatbishop.project01\Django>cd ./mywebsite1F:\MyStudio\PythonStudio\goatbishop.project01\Django\mywebsite1>dir驅(qū)動器 F 中的卷是 山羊卷卷的序列號是 3C68-9CA1F:\MyStudio\PythonStudio\goatbishop.project01\Django\mywebsite1 的目錄2020/06/13 11:15 <DIR> . 2020/06/13 11:15 <DIR> .. 2020/06/13 11:15 651 manage.py 2020/06/13 11:15 <DIR> mywebsite11 個文件 651 字節(jié)3 個目錄 20,644,278,272 可用字節(jié)我們看到mywebsite1文件夾下還有一個mywebsite1文件夾,并且多了一個manage.py
現(xiàn)在,我們執(zhí)行下面的命令:
F:\MyStudio\PythonStudio\goatbishop.project01\Django\mywebsite1>python manage.py runserver Traceback (most recent call last):File "manage.py", line 10, in mainfrom django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django'The above exception was the direct cause of the following exception:Traceback (most recent call last):File "manage.py", line 21, in <module>main()File "manage.py", line 16, in main) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on you r PYTHONPATH environment variable? Did you forget to activate a virtual environment?報(bào)錯了!
按照提示信息,我們現(xiàn)在配置一下環(huán)境變量,將下面兩條路徑加到環(huán)境變量中去:
#diango的路徑 F:\software\Anaconda\Lib\site-packages\django; #python的scripts路徑 F:\software\Anaconda\Scripts;配置完成后,我們再次運(yùn)行下面的代碼:
F:\MyStudio\PythonStudio\goatbishop.project01\Django\mywebsite1>python manage.py runserver Watching for file changes with StatReloader Performing system checks...System check identified no issues (0 silenced).You have 17 unapplied migration(s). Your project may not work properly until you appl y the migrations for app(s): admin, auth, contenttypes, sessions. Run 'python manage.py migrate' to apply them. June 13, 2020 - 12:48:32 Django version 2.2.13, using settings 'mywebsite1.settings' Starting development server at http://127.0.0.1:8000/ Quit the server with CTRL-BREAK.在結(jié)果中,我們看到下面這行字:
Starting development server at http://127.0.0.1:8000/它表示,我們已經(jīng)在http://127.0.0.1:8000/地址上開始了一個開發(fā)的服務(wù)。
現(xiàn)在,我們打開瀏覽器,輸入http://127.0.0.1:8000/:
成功了!這說明,我們的服務(wù)器就已經(jīng)搭建好了。
我們停止這個服務(wù)(Ctrl+c),再運(yùn)行下面這行代碼,改變服務(wù)器綁定的端口號為5000:
F:\MyStudio\PythonStudio\goatbishop.project01\Django\mywebsite1>python manage.py runserver 5000 Watching for file changes with StatReloader Performing system checks...System check identified no issues (0 silenced).You have 17 unapplied migration(s). Your project may not work properly until you appl y the migrations for app(s): admin, auth, contenttypes, sessions. Run 'python manage.py migrate' to apply them. June 13, 2020 - 13:39:57 Django version 2.2.13, using settings 'mywebsite1.settings' Starting development server at http://127.0.0.1:5000/ Quit the server with CTRL-BREAK.現(xiàn)在,我們在瀏覽器中打開http://127.0.0.1:5000/:
OK!
Django目錄結(jié)構(gòu)
- manage.py
- 此文件是項(xiàng)目管理的主程序,在開發(fā)階段用于管理整個項(xiàng)目的開發(fā)運(yùn)行的調(diào)試。當(dāng)manage.py啟動時,他會調(diào)用mywebsite1包里的內(nèi)容。
- manage.py包含項(xiàng)目管理的子命令,如:
- python manage.py runserver 啟動服務(wù)
- python manage.py startapp 創(chuàng)建應(yīng)用
- python manage.py migrate 數(shù)據(jù)庫遷移
- mywebsite1項(xiàng)目包文件夾
- 項(xiàng)目包的主文件夾(默認(rèn)與項(xiàng)目名稱一致)
- __init__.py
- 項(xiàng)目初始化文件,服務(wù)器啟動時自動運(yùn)行
- wsgi.py
- WEB服務(wù)網(wǎng)關(guān)接口的配置文件,僅部署項(xiàng)目時使用
- urls.py
- 項(xiàng)目的基礎(chǔ)路由配置文件,所有的動態(tài)路徑必須先走該文件進(jìn)行匹配
- settings.py
- Django的配置文件,此配置文件中的一些全局變量將為Django框架的運(yùn)行傳遞參數(shù)
- 啟動服務(wù)時,會自動調(diào)用該文件
- 此配置文件中也可以定義一些自定義的變量用于作用全局作用域的數(shù)據(jù)傳遞
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