Payment Rule Implemented by UPI Dry Run in PYTHON

Payment Rule Implemented by UPI is an interactive PYTHON dry run visualizer from the Abstraction 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.

Payment Rule Implemented by UPI Program Code

from abc import ABC, abstractmethod

class Payment(ABC):
    @abstractmethod
    def pay(self, amount):
        pass


class UpiPayment(Payment):
    def pay(self, amount):
        return f"Paid {amount} using UPI"


payment = UpiPayment()
print(payment.pay(500))

View the complete Abstraction programs page.