Python 3.x Modern Features & Performance Refresher Script

I've built a new script, "Python 3.x Modern Features & Performance Refresher," to help developers reacquaint themselves with key updates in Python 3.x.

This script covers several important features that have become standard in modern Python development. You'll find examples and explanations for:

• Type Hints: How to use them for clearer, more maintainable code.
• f-strings: A concise way to embed expressions inside string literals.
• pathlib: An object-oriented approach to filesystem paths.
• dataclasses: A way to create classes primarily for storing data.

Beyond just reviewing these features, the script also includes a timing decorator. This decorator can be applied to functions, allowing you to measure their execution time. This is useful for benchmarking and understanding the performance implications of different code approaches, especially when comparing older patterns with newer Python 3.x constructs.

This tool is intended for Python developers who want to update their skills, understand newer language features, or explore the performance characteristics of different implementations.

Python 3.x Modern Features & Performance Refresher