The Jupyter Notebook is an open-source web application that allows you to create and share documents that contain code, equations, visualizations, and formatted text. By default, Jupyter Notebook runs Python out of the box. Additionally, Jupyter Notebook supports many other programming languages via extensions. You can use the Jupyter Notebook for data cleaning and transformation, […]
As a developer, there are times where you may end up with two or more dictionaries that you need to combine into one master dictionary. There are lots of different ways to merge dictionaries in the Python programming language. In this tutorial, you will look at a few of the old ways to merge dictionaries […]
Python came out with a special new keyword several years ago in Python 2.5 that is known as the with statement. This new keyword allows a developer to create context managers. But wait! What's a context manager? They are handy constructs that allow you to set something up and tear something down automatically. For example, […]
In this video tutorial, you will learn about the following: Create dictionaries Access dictionaries Dictionary methods Modifying dictionaries Deleting from your dictionary If you prefer to read your tutorials, then you can check out this one: Python 101 - Learning About Dictionaries
A set data type is defined as an "unordered collection of distinct hashable objects" according to the Python 3 documentation. You can use a set for membership testing, removing duplicates from a sequence and computing mathematical operations, like intersection, union, difference, and symmetric difference. Due to the fact that they are unordered collections, a set […]
Type checking or hinting is a newer feature of Python that was added in Python 3.5. Type hinting is also known as type annotation. Type hinting is adding special syntax to functions and variable declarations that tell the developer what type the argument or variable is. Python does not enforce the type hints. You can […]
