Classes are the cornerstone of object-oriented programming (OOP), which is embraced by Python, a computer language that is widely used. This blog goes into the foundational ideas of Python classes, providing an understanding of its structure and uses. A class is essentially a building plan for objects. In turn, objects are instances of a class that has methods (operations) and attributes (properties). In Python, creating a class is a simple procedure. It involves providing methods and attributes that characterize the properties and actions of the object. Objects are instantiated from a defined class once it has been defined. Different instances of the class are created during the creation process, and each instance can store different values for its attributes. Classes are essential to the planning and execution of complex systems. They offer a modular structure, where each class contributes to the overall system architecture by representing a different part or functionality. Classes are useful for improving code readability because they provide a logical setup for related attributes and methods. Also, the reusability feature ensures that clearly defined classes can be used in various projects, which supports efficiency and consistency.