In this quick and practical tutorial, you'll learn when to use the Python is, is not, == and != operators. You'll see what these comparison operators do under the hood, dive into some quirks of object …

Python Operators Operators are used to perform operations on variables and values. In the example below, we use the + operator to add together two values:

Nov 14, 2025 · Understanding how to use `is not` correctly can lead to more efficient and bug - free code, especially when dealing with mutable and immutable objects. This blog post will explore the …

!= is defined in Python as the not equal to operator. If the operands on either side are not equal, it returns True; otherwise, it returns False. The is not operator checks whether the id () of two objects is …

Oct 25, 2025 · The Walrus Operator (:=), introduced in Python 3.8, allows you to assign a value to a variable as part of an expression. It helps avoid redundant code when a value needs to be both used …

Apr 11, 2025 · This blog post will dive deep into the concept of `is not`, its usage, common scenarios, and best practices. By the end, you'll have a solid understanding of how to use `is not` effectively in …

2 days ago · 3.1. Using Python as a Calculator ¶ Let’s try some simple Python commands. Start the interpreter and wait for the primary prompt, >>>. (It shouldn’t take long.) 3.1.1. Numbers ¶ The …

The is not operator is used to compare the memory references of two objects and returns True if they are not the same. We covered examples of comparing lists, strings, integers, and other data types …

Jan 25, 2024 · The program focuses on the ‘is not’ operator in Python, which checks whether two variables do not refer to the same object in memory. Unlike ‘==’, which compares the values of the …

Python provides the operator is not: it is more natural to use c is not a than not c is a. Reminder: is and is not test object identity: don't confuse them with == and != which test object equality. The content …