19. 🐳 Install PostgreSQL Adapter (psycopg2) in Docker for Django | Django PostgreSQL Setup

Описание: 🐳 Install PostgreSQL Adapter (psycopg2) in Docker for Django | Django PostgreSQL Setup | Installing psycopg2 the Right Way | psycopg2 Install Tutorial

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📂 Chapters
00:00 – Problem overview
00:21 – Modifying Dockerfile for psycopg2 dependencies
03:09 – Understanding virtual build dependencies
05:03 – Adding psycopg2 to requirements.txt
05:59 – Rebuild Docker image & verify successful build
06:52 – Updating Django settings.py (Pulling DB settings from environment variables)
10:26 – Cleaning up SQLite files

📝 In this lesson, we walk you through the correct way to install the PostgreSQL adapter (psycopg2) for your Django app running in a Docker container.

You’ll learn:
✅ How to modify your Dockerfile to include necessary build dependencies
✅ Why using apk --virtual .tmp-build-deps keeps your image lightweight
✅ How to safely remove temporary packages for optimized production builds
✅ The difference between psycopg2 and psycopg2-binary
✅ How to add psycopg2 to your requirements.txt file
✅ How to build your container using docker-compose build without errors
✅ And finally, how to configure your settings.py to connect Django to a PostgreSQL database using environment variables

📌 Perfect for backend developers, DevOps beginners, and Django learners working with Docker & PostgreSQL.

💻 Code & Resources:
🔗 GitHub: https://github.com/farazfaraz/recipe-...
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