12/12/2025

10 Python Scripts to Automate 80% of Repetitive Work

I. Overview 1.1 Background Introduction In operations and maintenance work, a large number of repetitive tasks occupy 60%-80% of engineers’ time: log analysis, batch operations, monitoring and alerting, resource cleanup,…

12/12/2025

10 Practical Python Automation Scripts

Repetitive tasks are always time-consuming and boring. Think about wanting to crop 100 photos one by one, or tasks like fetching APIs, correcting spelling and grammar—all of these tasks take…

12/12/2025

12 Ways to Optimize Python Loops

In this article, I’ll introduce some simple methods that can improve the speed of Python for loops by 1.3 to 900 times. Python has a built-in utility called the timeit module. In…

09/12/2025

Why doesn’t Python have a main function?

In today’s article, let’s discuss why some programming languages have a main function while Python doesn’t. As we all know, there is no so-called “main function” in Python, yet you…