Programs process data, which is represented by objects. In Python everything is an object: variables, literals, functions, classes, modules. In… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 13 – Data Types and Operators
We use loops if some code must be repeated multiple times. It can be either a fixed number of times… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 12 – Loops
Sometimes we want our code to be executed conditionally, not every time. Or, we may want to define several different… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 11 – Conditional Statements
We often want to add some information to our code to make it clear and easy to understand. It can… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 10 – Comments
Like all programming languages, Python has its specific syntax that you should familiarize yourself with. In this and the couple… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 9 – Statements
In Python everything’s an object. Variables, functions, modules and all the other stuff we’re about to learn are objects. And… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 8 – Naming Rules
We’ve used the term VARIABLE a couple times so far. But what exactly are variables and how to use them… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 7 – Variables
In the previous lesson we were talking about output. Let’s talk about user input today. To enter text we use… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 6 – User Input
What you type into your machine is input. What the machine produces for you is output. Let’s have a closer… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 5 – Text Output
Python code can be written and executed in: – the Python interactive shell – the Python interactive window – a… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 4 – Writing and Executing Python Code
In order to be able to work with Python, we need to install two things: – Python itself – a… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 3 – Working Environment
Python is a general-purpose interpreted, interactive, object-oriented, and high-level programming language. Python was developed by Guido van Rossum at the… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 2 – About the Python Programming Language
In this course we are going to learn Python 3. This is a course for beginners who have never learned… Read More »PYTHON JUMPSTART COURSE Section 1 – Introduction, Lesson 1 – About This Course
Here’s another article in the Functions in Python series, about variable scopes in nested functions. If you haven’t read the… Read More »Functions in Python – Variable Scopes in Nested Functions
Here’s another article in the Functions in Python series, about local and global variables. If you haven’t read the previous… Read More »Functions in Python – Local and Global Variables
Here’s another article in the Functions in Python series. This time about functions returning functions. If you haven’t read the… Read More »Functions in Python – Functions Returning Functions
Here’s another article in the Functions in Python series. Today we’ll learn how to pass functions as parameters. If you… Read More »Functions in Python – Functions As Parameters
Here’s another article in the Functions in Python series. Today we’ll be talking about assigning functions to variables. If you… Read More »Functions in Python – Assigning Functions to Variables
Here’s another article in the Functions in Python series. Today we’ll be talking about calling functions in other functions. If… Read More »Functions in Python – Calling Functions in Other Functions
Here’s another article in the Functions in Python series. Today we’ll be talking about nested functions. If you haven’t read… Read More »Functions in Python – Nested Functions
Here’s another article in the Functions in Python series. If you haven’t read the previous parts yet, feel free to… Read More »Functions in Python – Arbitrary Number of Both Positional and Keyword Parameters
Here’s another article in the Functions in Python series. This time we’ll be talking about keyword parameters again. If you… Read More »Functions in Python – Arbitrary Number of Keyword Parameters
Here’s another article in the Functions in Python series. This time we’ll see how to pass an arbitrary number of… Read More »Functions in Python – Arbitrary Number of Positional Parameters
Here’s another article in the Functions in Python series. Today we’ll be talking about keyword arguments. If you haven’t read… Read More »Functions in Python – Keyword Arguments
Here’s another article in the Functions in Python series. It’s about mutable optional parameters. If you haven’t read the previous… Read More »Functions in Python – Mutable Optional Parameters
Here’s another article in the Functions in Python series, this time about optional parameters. If you haven’t read the previous… Read More »Functions in Python – Optional Parameters
Here’s another article in the series on functions in Python. Today we’ll be talking about mandatory parameters. If you haven’t… Read More »Functions in Python – Mandatory Parameters
This is just another article in the Functions in Python series. Today we’ll be talking about the return statement. If… Read More »Functions in Python – The return Statement
In my previous article we were talking about the basics of functions. If you haven’t read it yet, feel free… Read More »Functions in Python – Functions with Parameters
We’ve been talking about functions in Python a lot. But let’s try to systematize everything we know about them. Today… Read More »Functions in Python – Introduction to Functions
Today we’ll be talking about modifying collections in loops, and in particular about modifying the collection we’re looping through. If… Read More »Modifying Collections in Loops
In one of my previous articles we were talking about nested lists and dictionaries. Today we’ll be talking about nested… Read More »Nested Loops in Python
Today we’ll be talking about the enumerate function. We use it, for example, if we need both the elements of… Read More »The enumerate Function in Python
I recently published an article about iterating over ranges and another one about iterating over the indices of a sequence.… Read More »Iterating over a Dictionary in Python
In one of my previous articles we were talking about iterating over ranges. Today we’ll learn how to use the… Read More »Iterating over Indices in Python
Today we’ll learn how to iterate over ranges. If you want to learn more about ranges in general, you can… Read More »Iterating over Ranges in Python
In one of the previous articles we were talking about the break statement, which is used to control work flow… Read More »The continue Statement in Python
Today we’ll be talking about the break statement. Loops work as long as there are still elements to be iterated… Read More »The break Statement in Python
Today we’ll be talking about single statement suites. If the suite (block of code) following the if, for or while… Read More »Single Statement Suites in Python
Today we’ll be talking about the pass statement. The pass statement can be used when a statement is required syntactically… Read More »The pass Statement in Python
If you haven’t read my previous articles about the for loop and the while loop, feel free to do so.… Read More »Infinite Loops in Python
In my previous article we were talking about the for loop. Today we’ll be talking about the basics of while… Read More »The while Loop in Python Basics
Today we’ll be talking about the basics of for loops. Here’s the video version of this article: We use loops… Read More »The for Loop in Python Basics
In one of the previous articles we were talking about conditional statements. Today we’ll be talking about the ternary if… Read More »The Ternary if Statement in Python
Today we’ll be talking about the basics of conditional statements. Here’s the video version of this article: Conditional statements are… Read More »Conditional Statements in Python – the Basics
In the previous article we were talking about operator associativity. Also, in one of my previous articles we were talking… Read More »Nonassociative Operators in Python
In one of my previous articles we were talking about the precedence of operators. Today we’ll be talking about operator… Read More »Operator Associativity in Python
Today we’ll be talking about the precedence of operators. Here’s the video version of this article: Some operators are more… Read More »Precedence of Operators in Python
Today we’ll be talking about the two identity operators, is and is not. Here’s the video version of this article:… Read More »Identity operators in Python
I recently published a couple articles on data type conversions. If you would like to read them, here they are:… Read More »List to Dictionary Conversions in Python
I recently published a couple articles on data type conversions. If you would like to read them, here they are:… Read More »Dictionary Conversions in Python
I recently published a couple articles on data type conversions. If you would like to read them, here they are:… Read More »Sequence Conversions in Python
Time for yet another article on data type conversions. If you haven’t done so yet, make sure to read my… Read More »String to List Conversions in Python
This is another article on data type conversion. If you haven’t done so yet, make sure to read my previous… Read More »Number to String Type Conversion in Python
In my previous article we were talking about converting string representations of numbers to numbers. Today we’ll be talking about… Read More »Converting String Representations of Binary, Octal and Hexadecimal Integers
Today we’ll be talking about numeric data type conversion, and in particular about converting string representations of numbers to numbers.… Read More »String to Number Type Conversion in Python
This is another article about sets and set methods. If you haven’t read my previous ones, feel free to do… Read More »Boolean Set Methods in Python
In some of my previous articles we were talking about the basics of sets and set methods. If you’re interested,… Read More »Set Operations in Python
In one of my previous articles we were talking about the basics of sets. Today we’ll be talking about set… Read More »The Basic Set Methods Used in Python
Today we’ll be talking about sets. Here’s the video version of this article: A set is an unordered collection of… Read More »Sets in Python – the Basics