Custom Exception Class Dry Run in PYTHON

Custom Exception Class is an interactive PYTHON dry run visualizer from the Exceptions 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.

Custom Exception Class Program Code

class LowBalanceError(Exception):
    pass

balance = 300

try:
    if balance < 500:
        raise LowBalanceError("Minimum balance required")
except LowBalanceError as e:
    print("Error:", e)

View the complete Exceptions programs page.