Recursion is more than a coding trick—it’s a powerful way to simplify complex problems in Python. From elegant tree ...

Learning Python can feel like a big task, especially when you’re just starting out. But honestly, the best way to get a handle on it is to just start writing code. We’ve put together some practical ...

If you work with strings in your Python scripts and you're writing obscure logic to process them, then you need to look into regex in Python. It lets you describe patterns instead of writing ...

In forecasting economic time series, statistical models often need to be complemented with a process to impose various constraints in a smooth manner. Systematically imposing constraints and retaining ...

JSON Prompting is a technique for structuring instructions to AI models using the JavaScript Object Notation (JSON) format, making prompts clear, explicit, and machine-readable. Unlike traditional ...

We have seen how to read data from a file, either in unstructured text or CSV format, and how to write data in these formats. We’ve also seen how to read and write JSON. In this chapter we’ll see how ...

Add a booking: ask the user to enter the seat, row . if available, add it to the booked_seats list. else display a relevant message. Cancel a booking: Ask the user to enter a row & a seat to cancel.