# define Python user-defined exceptionsclassInvalidAgeException(Exception):"Raised when the input value is less than 18"pass# you need to guess this numbernumber =18try: input_num = int(input("Enter a number: "))ifinput_num < number:raiseInvalidAgeExceptionelse:print("Eligible to Vote")exc...
A Python function should always start with the def keyword, which stands for define. Then we have the name of the function (typically should be in lower snake case), followed by a pair of parenthesis() which may hold parameters of the function and a semicolon(:) at the end. ...
In this case, you can define a function that manages the discount and then use that function as the first argument to map(). Then you can use .items() to provide the iterable object: Python >>> fruits = {"apple": 0.40, "orange": 0.35, "banana": 0.25} >>> def apply_discount(...
Classes are like a blueprint or a prototype that you can define to use to create objects. We define classes by using theclasskeyword, similar to how wedefine functionsby using thedefkeyword. Info:To follow along with the example code in this tutorial, open a Python interactive shell on ...
How to declare an attribute in Python without a value - In this article, we will show you how to declare an attribute in python without a value. In Python, as well as in several other languages, there is a value that means no value. In Python, that value
In this tutorial, you'll learn how to remove or replace a string or substring. You'll go from the basic string method .replace() all the way up to a multi-layer regex pattern using the sub() function from Python's re module.
The text box widget in Python Tkinter provides a delete() method using which we can clear the content of the text box widget. delete()method accepts two arguments to clear the content of the Text box widget: starting point: accepts float value; starts from 1.0; it deletes the provided ro...
Use using <namespace> to Include a Class Into Another Class in C# A namespace in C# is a logically arranged class, struct, interface, enum, or delegate. Namespaces in C# can be nested, meaning you can define a class and include it in another class. A class in a specific namespace an...
Learn how to build a robust blockchain from scratch using Python. Explore blockchain fundamentals, consensus algorithms, and smart contracts through this blog.
Python is a high-level, interpreted programming language created by Guido van Rossum and first released in 1991. It is designed with an emphasis on code readability, and its syntax allows programmers to express concepts in fewer lines of code than would be possible in languages such as C++ or...