Django Academy · 课时

启动 python manage.py shell

打开已加载项目环境的 shell

启动 python manage.py shell 是 CoddyKit 上的免费 Django Academy 课时。这是第 1 节课，共 4 节。你可以在下方免费阅读本课时的完整内容 — 然后在浏览器中使用内置代码编辑器和全天候 AI 导师进行实践。这是 Django Academy 学习路径的一部分，你的进度在网页和 CoddyKit 应用中同步。 Django Academy 课程共包含 4 节课。

本课时的部分内容尚未翻译，以英文显示。

A Playground for Your Project

The Django shell is an interactive Python session that already knows about your project, so you can test ideas live without writing a file. 🧪

Why Not Just python?

Plain python can not import your models, because Django settings are not loaded. The shell command wires everything up for you first.

The One Command

You launch it through manage.py, the same script you use for everything else. It loads settings, then drops you into Python.

python manage.py shell

Run It from the Project Root

Run the command in the folder that holds manage.py. From there Django can find your settings and apps with no extra setup.

What the Prompt Looks Like

Once it starts, you see the familiar Python prompt with three chevrons. Anything you type runs instantly and shows its result.

>>> 2 + 2
4

Settings Are Already Loaded

Because settings are configured, you can read project values right away. Try printing your DEBUG flag to confirm the shell sees them.

>>> from django.conf import settings
>>> settings.DEBUG
True

Import and Explore

Now any model or utility is one import away. The shell is perfect for poking at code before you commit it to a file.

Multi-Line Blocks Work Too

You are not limited to one-liners. Start a loop or function and the prompt switches to dots until the block is complete.

>>> for i in range(3):
...     print(i)

Leaving the Shell

When you are done, type exit() or press Ctrl-D to return to your normal terminal. Nothing you typed is saved to disk.

>>> exit()

It Is Throwaway by Design

Treat the shell as a scratchpad. It is ideal for experiments, but real changes belong in views, models, or scripts you can rerun.

Database Writes Are Real

One caution: queries hit your real database. Saving an object in the shell changes data for good, so be careful on production.

Quick Check

Why use the Django shell instead of plain python?

Recap

You learned that manage.py shell opens an interactive Python session with your project loaded, perfect for quick experiments before writing real code. 🎉

常见问题解答

「启动 python manage.py shell」课时是免费的吗？

是的 — 「启动 python manage.py shell」的完整文本可在网页上免费阅读。要进行交互式练习（内置代码编辑器和全天候 AI 导师）并解锁 Django Academy 课程的其余内容，请升级到 CoddyKit PRO。 Django Academy 课程共包含 4 节课。

「启动 python manage.py shell」这节课中我会学到什么？

打开已加载项目环境的 shell 你通过在浏览器中直接运行的动手代码来练习 Django Academy，全天候 AI 导师会在你学习这节课的过程中回答你的问题。

学习 Django Academy 需要有经验吗？

无需任何先前经验。CoddyKit 上的 Django Academy 课程适合初学者到高级学习者，你可以从这里开始或从头开始，按照自己的节奏学习。这是第 1 节课，共 4 节。

「启动 python manage.py shell」课时需要多长时间？

大多数 CoddyKit 课程大约需要 5–10 分钟。每节课都很精短且互动，所以你能稳步进步，并在网页和应用中从离开的地方继续。

我能在这节 Django Academy 课中编写并运行代码吗？

能。每节 Django Academy 课都包含内置代码编辑器，你可以在浏览器中直接编写并运行真实代码，并获得即时 AI 反馈 — 无需本地设置。

此课程中的所有课时

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