🪙 Real-time Crypto Price Tracker CLI A Python CLI tool to track real-time prices of cryptocurrencies using the CoinGecko API. Supports multiple coins, live price updates every 15 seconds, and CSV logging for historical data.
🚀 Features ✅ Track multiple coins in real time (e.g., bitcoin, ethereum, dogecoin)
📈 Get live prices every 15 seconds (safe from API rate limits)
💾 Logs prices with timestamps to a local CSV file (price_log.csv)
🎨 Colored output using colorama for better readability
🛠️ Easy to run via command-line with simple arguments
🧰 Tech Stack Python 3.10+
requests
argparse
colorama
csv
CoinGecko API (free, no auth required)
📦 Installation
git clone https://github.com/yourusername/crypto-price-tracker.git cd crypto-price-tracker pip install -r requirements.txt
🛠️ Usage python tracker.py -c bitcoin ethereum dogecoin
| Flag | Description |
|---|---|
-c or --coin |
List of coins to track (required) |
-cur or --currency |
Fiat currency (default: usd) |
📁 Sample CSV Output timestamp,coin,price 2025-07-21 14:32:10,bitcoin,66230.34 2025-07-21 14:32:10,ethereum,3412.21
🧠 Learning Objectives This project was built to strengthen:
API consumption with error handling
Real-world CLI tool development using argparse
Writing logs and data persistence using csv
Clean, maintainable scripting practices