What IDE to use for Python?

There are many Integrated Development Environments (IDEs) that you can use for writing, testing, and debugging Python code. Some popular choices include:

1. PyCharm: This is a feature-rich and powerful IDE that is developed by JetBrains. It is designed specifically for Python development and offers a wide range of features such as code completion, debugging, and version control integration. It is available in both a Community and a Professional version.
2. IDLE: This is the built-in IDE that comes with Python. It is a simple and lightweight IDE that is ideal for beginners.
3. Visual Studio Code: This is a popular, open-source code editor developed by Microsoft. It can be used with many programming languages, including Python, and has a large number of extension to support multiple frameworks and libraries, has a good debugging support, autocompletion and it's very customizable.
4. Eclipse with PyDev: Eclipse is a popular open-source IDE that can be used for various programming languages, and PyDev is a Python plugin for Eclipse that adds Python-specific features. Together, they provide a powerful and feature-rich IDE for Python development.
5. Sublime Text: This is a popular, lightweight code editor that is fast and customizable, it also has a good plugin support and Python developers use it for quick and simple editing, but it is not a full fledged IDE and requires installing packages to add functionalities.

Ultimately, the best IDE for you will depend on your personal preferences and the specific requirements of your project. It's a good idea to try out a few different options and see which one you like best.