Composition: Car Creates Engine Dry Run in PYTHON

Composition: Car Creates Engine is an interactive PYTHON dry run visualizer from the Objects programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.

This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.

Composition: Car Creates Engine Program Code

class Engine:
    def __init__(self):
        self.type = "Petrol"

class Car:
    def __init__(self):
        self.engine = Engine()

car = Car()
print("Car engine:", car.engine.type)

View the complete Objects programs page.