This article explains what the Python code expression if __name__ == '__main__' means. A Python programme uses the condition if __name__ == '__main__' to only run the code inside the if statement when the program is run directly by the Python interpreter. The code inside the if statement is not ... Read More

Tuples in Python are immutable, meaning that once they are created, their contents cannot be changed. However, there are situations when we want to change the existing tuple, in which case we must make a new tuple using only the changed elements from the original tuple. Following is the example ... Read More

This article teaches you how to write a Python program to find the size of the largest subset of anagram words Every character of the rearranged string or number must also be a component of another string or number in order for the condition of an anagram to exist. To ... Read More

This article will teach you how to determine whether a string contains a URL or not. In Python, strings are collections of bytes that represent Unicode characters. You can use single or double quotes and everything enclosed in them is considered as a string. When given a string, we will ... Read More

When we define a function in a python program, the purpose is to execute the code again and again by supplying different values to the function's arguments. One challenge in this design is, what if we are not sure about the number of arguments we want to process each time ... Read More

The return statement in python is an extremely useful statement used to return the flow of program from the function to the function caller. The keyword return is used to write the return statement. Since everything in python is an object the return value can be any object such as ... Read More

The elements in the contiguous memory address are contained in the linear data structure known as an array. At these places, it primarily groups components of the same data type. Given an array of integers. The array is to be divided into two halves, 0s and 1s, according to ... Read More

In this article we will discuss about how a variable scope works in Python function. The scope of a name is the area of a program in which you can clearly access a name, such as variables. Hence, a variable scope is the region in which we can access ... Read More

Python variable name may begin with a single underscore. It functions as a convention to indicate that the variable name is now a private variable. It should be viewed as an implementation detail that could change at any time. Programmers can assume that variables marked with a single underscore are ... Read More

When a double underscore is added as prefix to python variables the name mangling process is applied to a specific identifier(__var) In order to avoid naming conflicts with the subclasses, name mangling includes rewriting the attribute name. Example Following is the program to explain the double underscore in Python − ... Read More