The for loop construction in Python easily iterates over a collection of items. Here’s what you need to know to use it well.

How to use “for” loops in Python. There are two main types of loop across programming. These are “for” loops and “while” loops. For loops are used to run through a range – for ...

Find out by using Python’s built-in profiler to locate bottlenecks in your Python code. Topics Spotlight: ... especially if it is called many times or in a tight loop.

Build your own custom Python script to automate the measurement of key speed and performance metrics for your website with this beginner-friendly guide.

By using the open() function and a simple loop, you can cycle through a list of file names and assign a variable with a reference to that file, storing it for later use. Create a list of file names.