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Category: intermediate

These tutorials are for developers who already understand the basics of Python and they would like to expand their knowledge

A Tour of Python's itertools Library

December 7, 2021 by Mike
Python provides a great module for creating your own iterators. The module I am referring to is itertools. The tools provided by itertools are fast and memory efficient. You will be able to take these building blocks to create your own specialized iterators that can be used for efficient looping. In this article, you will […]

How to Override a List Attribute's Append() Method in Python

November 10, 2021 by Mike
I had a use-case where I needed to create a class that had an attribute that was a Python list. Seems simple, right? The part that made it complicated is that I needed to do something special when anything was appended to that attribute. Watching for attribute changes don't work the same way for lists […]

Python 101 - How to Create a Graphical User Interface

September 29, 2021 by Mike
When you first get started as a programmer or software developer, you usually start by writing code that prints to your console or standard out. A lot of students are also starting out by writing front-end programs, which are typically websites written with HTML, JavaScript and CSS. However, most beginners do not learn how to […]

Python 101 - How to Generate a PDF

September 28, 2021 by Mike
The Portable Document Format (PDF) is a very popular way to share documents across multiple platforms. The goal of the PDF is to create a document that will look the same on multiple platforms and that will print the same (or very similar) on various printers. The format was originally developed by Adobe but has […]

Converting CSV to Excel with Python

September 25, 2021 by Mike
There are many common file types that you will need to work with as a software developer. One such format is the CSV file. CSV stands for "Comma-Separated Values" and is a text file format that uses a comma as a delimiter to separate values from one another. Each row is its own record and […]

Python 101 - Assignment Expressions

September 24, 2021 by Mike
Assignment expressions were added to Python in version 3.8. The general idea is that an assignment expression allows you to assign to variables within an expression. The syntax for doing this is: NAME := expr This operator has been called the "walrus operator", although their real name is "assignment expression". Interestingly, the CPython internals also […]
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