What are the differences between requirements.txt and setup.py?

What are the differences between requirements.txt and setup.py?

requirements.txt is used for listing dependencies for a project, while setup.py is for packaging and distributing the project.

Can I use both in the same project?

Yes, you can use both. requirements.txt is often used for development dependencies, while setup.py is for production.

Which one should I use for deployment?

For deployment, you typically use setup.py as it includes metadata and can install dependencies automatically.

Are there any tools that can help manage these files?

Yes, tools like pip-tools and poetry can help manage dependencies and create these files more efficiently.