如何在Django 3.1.4生产环境配置中设置BASE_DIR？

Got it, let's break this down clearly.

First, let's recap the context: Your folder structure has an extra layer of nesting compared to Django's default setup—this is why you had to add an extra os.path.dirname() in the old-style BASE_DIR definition.

Default New Django BASE_DIR Setup #

The standard Path-based BASE_DIR in modern Django looks like this:

BASE_DIR = Path(__file__).resolve().parent.parent

Here's what each part does:

• Path(__file__): Points directly to your production.py file
• .resolve(): Gets the absolute, cleaned-up path of that file
• First .parent: Moves up one directory to your settings folder (where production.py lives)
• Second .parent: Moves up another directory to your project's core folder (the one containing the settings directory)

Your Modified Path-Based Setup #

Since you needed an extra os.path.dirname() in the old method, you just need to add one more .parent to the Path-based code. The correct line for your folder structure is:

BASE_DIR = Path(__file__).resolve().parent.parent.parent

That third .parent moves up one additional level to reach your project's root directory—the BASE_DIR you need for your specific structure.

Quick Way to Verify #

To double-check you've got the right path, you can temporarily add a print statement:

print(BASE_DIR)

Then run a command like python manage.py shell (any command that loads your settings will work) and confirm the output matches your project's root folder path.

内容的提问来源于stack exchange，提问作者Aakash Solanki