Python Script to Download CSV

I need a Python script that uses the Requests library to download a CSV file from this URL: https://www.nseindia.com/market-data/exchange-traded-funds-etf.

Requirements:
- Use Requests library
- Basic error handling
- Save with a custom filename (no timestamp)

Ideal Skills and Experience:
- Proficiency in Python
- Experience with Requests library
- Basic error handling and logging