Tracing objects | Intro to CS - Python | Khan Academy

How does the computer represent an object in memory? Trace the execution of a program step-by-step to investigate what happens when Python creates an object and when it calls a method.

View the program used in this video at:
https://www.khanacademy.org/python-program/triangle-class/5537603662757888

Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now with our Intro to Computer Science - Python course!

Course link: https://www.khanacademy.org/computing/intro-to-python-fundamentals/x5279a44ae0ab15d6:building-software-with-classes
Course playlist: https://www.youtube.com/playlist?list=PLSQl0a2vh4HDkbhG0sDW0b-VZXykEIAe5

Khan Academy is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We offer quizzes, questions, instructional videos, and articles on a range of academic subjects, including math, biology, chemistry, physics, history, economics, finance, grammar, preschool learning, and more. We provide teachers with tools and data so they can help their students develop the skills, habits, and mindsets for success in school and beyond. Khan Academy has been translated into dozens of languages, and 15 million people around the globe learn on Khan Academy every month. As a 501(c)(3) nonprofit organization, we would love your help!

Donate or volunteer today! Donate here: https://www.khanacademy.org/donate?utm_source=youtube&utm_medium=desc

Volunteer here: https://www.khanacademy.org/contribute?utm_source=youtube&utm_medium=desc

TIMESTAMPS:
00:00 : class definition
00:44 : object creation
01:34 : __init__() method
02:01 : self parameter
02:27 : attribute initialization
03:36 : small = Triangle(3, 4)
04:02 : print(big.height)
04:33 : print(big.get_area())
05:52 : small.scale(2)
07:06 : small.scale(10)
07:25 : program termination
...
https://www.youtube.com/watch?v=QCB-FSFSnQ0
Note: All Khan Academy content is available for free at (www.khanacademy.org)