15-expense-tracker

15 - Expense Tracker

What It Does

A personal finance tracking tool with category-based expense management, monthly summaries, and CSV export.

Run It

python tracker.py

Core Concepts

• Date handling with datetime
• Category-based data organization
• Monthly and category aggregation
• CSV export for spreadsheets
• Utility module separation (utils.py)

What You Will Learn

You will learn date-based filtering, data aggregation patterns, and multi-file project structure.

Project Structure

15-expense-tracker/
  README.md
  data/
    expenses.json
  tracker.py
  utils.py

Example Output

Expense Tracker
---------------
1. Add Expense
2. View Monthly Summary
3. View by Category
4. Export to CSV
5. Quit

Choice: 1
Amount: 45.50
Category: Food
Description: Lunch
Expense added: $45.50 [Food]