Constructor with Default Values Dry Run in PYTHON

Constructor with Default Values is an interactive PYTHON dry run visualizer from the Constructors 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.

Constructor with Default Values Program Code

class Book:
    def __init__(self, title="Python Basics", price=300):
        self.title = title
        self.price = price

b1 = Book()
b2 = Book("Python OOP", 450)
print(b1.title, b1.price)
print(b2.title, b2.price)

View the complete Constructors programs page.