Smars python classes object oriented programming
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sure! in python, classes are used to define new types of objects. object-oriented programming (oop) allows you to structure your code in a more organized and reusable way by creating classes and objects. here's a step-by-step tutorial on how to create classes and objects in python:
1. *creating a class:*
to create a class in python, you use the `class` keyword followed by the name of the class. inside the class definition, you can define attributes (variables) and methods (functions).
in the example above, we have created a `car` class with attributes `make`, `model`, and `year`, and a method `display_info` to print out the car's information.
2. *creating objects (instances of a class):*
once you have defined a class, you can create objects of that class. this is also known as instantiating a class.
in this code snippet, we have created an object `my_car` of the `car` class with the make "toyota", model "corolla", and year 2021. we then call the `display_info` method to print out the car's information.
3. *using class inheritance:*
inheritance allows you to create a new class based on an existing class. the new class inherits attributes and methods from the existing class.
here, we have created a `electriccar` class that inherits from the `car` class. it has an additional attribute `battery_size` and overrides the `display_info` method to include battery information.
4. *using the classes:*
you can now create and use objects from the new `electriccar` class:
this code creates an object `my_electric_car` of the `electriccar` class and displays the electric car's information, including the battery size.
i hope this tutorial helps you understand how to create classes and objects in python using object-oriented programming principles! let me know if you have any questions or need further clarification.
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