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Module 5Intermediate
File Operations & Error Handling
Work with files, handle errors gracefully, and debug like a professional.
3-4 hours
4 Lessons
6 Exercises
🎯 Learning Objectives
By completing this module, you will:
- Read and write text files
- Work with CSV and JSON files
- Handle exceptions with try/except
- Create custom exceptions
- Debug code effectively
📖 Lessons
Lesson 1: Working with Files
45 min- •Opening files
- •Reading files
- •Writing files
- •File modes
- •Context managers
Lesson 2: CSV and JSON
40 min- •CSV module
- •Reading CSV
- •Writing CSV
- •JSON basics
- •JSON parsing
Lesson 3: Exception Handling
45 min- •try/except blocks
- •Multiple exceptions
- •finally clause
- •Custom exceptions
Lesson 4: Debugging Techniques
30 min- •Reading error messages
- •Using print()
- •Debugging strategies
- •Common errors
📚 Module Resources
🚀 End-of-Module Project
Expense Tracker with File Persistence
Build a financial tracking app that saves data to files and generates reports.
Features you'll build:
- ✓Add/edit expenses
- ✓Categorize spending
- ✓Generate reports
- ✓Export to CSV