In this post, I'll walk you through how I integrated Ruff, a static analysis tool, into my project Tailor4Job. Ruff provides both code formatting and linting, making it a one-stop tool for keeping my codebase clean and consistent. Here’s why I chose Ruff, how I set it up, the issues it helped me catch, and what I learned along the way. Let's dive in! 🏊‍♂️

Why Ruff? 🤔

I chose Ruff because it’s lightweight, fast, and powerful — perfect for ensuring code quality without slowing down my workflow. Ruff handles both formatting and linting, meaning I don’t need separate tools for each. Plus, it’s highly customizable and easy to integrate with my editor and pre-commit hooks. The documentation is clear and easy to follow, making it a great choice for my project.

👉 Check out Ruff’s documentation here for details on how it works and how you can configure it!

Setting Up Ruff 🛠️

To get started, I followed these steps:

1. Installation: I installed Ruff with pip install ruff. Super easy! 👍

2. Configuration with .ruff.toml: Ruff’s configuration file lets me specify formatting, linting rules, and files to ignore.

   • Example settings:

     line-length = 88
     exclude = ["env", "__pycache__", "build", "dist", ".venv"]
   
     [lint]
     select = ["E", "F"]
     ignore = ["E501"]
   

3. Editor Integration: I added Ruff to my VS Code setup for real-time linting and formatting on save. This was as simple as configuring .vscode/settings.json:
   

   {
     "python.formatting.provider": "ruff",
     "editor.formatOnSave": true,
     "python.linting.ruffEnabled": true
   }

Now, Ruff highlights issues as I type, making it easy to catch and fix them right away! 🚀

1. Pre-Commit Hook: Using a pre-commit hook, Ruff runs automatically before each commit, ensuring all code follows my project’s standards. No more style checks in PRs! 🎉

Issues Found and Fixed 🐛

Ruff was great at identifying issues I didn’t notice before, like:

• Unused Variables: Ruff flagged variables that were declared but never used. It’s easy to miss these, but they can clutter the code and cause confusion. Fixing this was straightforward.
• Formatting Consistency: Ruff adjusted inconsistent indentation and spacing automatically, so I didn’t have to go through each file manually. This saved a ton of time! 🕒
• Line Length Violations: Ruff pointed out lines that were too long, which I was able to break up for better readability.

Most of these fixes were quick and easy thanks to Ruff’s automatic corrections. For others, Ruff provided clear feedback on what needed to be adjusted.

Running Ruff 🚀

There are multiple ways to run Ruff in my project:

1. Command Line: I set up format.sh and lint.sh scripts for one-command formatting and linting:

   ./format.sh  # Formats code
   ./lint.sh    # Lints code

These scripts are great for quickly checking or formatting code without needing to remember complex commands.

1. Editor Integration: With Ruff in VS Code, I get instant feedback on errors and style issues. Code is automatically formatted on save, making it easier to maintain quality without interrupting my workflow. 🔥

2. Pre-Commit Hook: Ruff runs automatically before each commit, so I don’t have to worry about accidentally committing unformatted or non-compliant code. ✅

What I Learned 🎓

Using Ruff taught me a lot about the benefits of static analysis tools:

• Time Efficiency: Ruff catches issues before they become a problem, saving debugging time down the line. Pre-commit hooks are especially valuable for catching errors early.
• Code Consistency: Ruff enforces a consistent style, making the codebase cleaner and easier to navigate. This is crucial when working on collaborative projects.
• Improved Workflow: With editor integration, Ruff keeps my code clean as I write, reducing the need for end-of-session cleanup. The scripts and pre-commit hooks add further efficiency, allowing me to focus more on writing code and less on formatting.

Overall, Ruff made my project more professional, readable, and scalable for future contributors. I’m excited to keep using it and highly recommend it to anyone looking to streamline their development process. 💪