Скачать или смотреть Python Finance Tutorial: How to Use APIs & Yahoo Finance (yfinance) for Real-Time Stock Data

In this video, we walk step-by-step through how to use Python to access real-time stock market data using APIs and the Yahoo Finance library yfinance. This lesson is perfect for beginners in Python, finance students, and anyone looking to build real financial tools.


We cover the fundamentals of APIs, JSON data, HTTP requests, and practical finance applications like fetching stock prices, computing returns, and building a mini portfolio tracker.

What You Will Learn in This Video
✔ What an API is and how programs communicate using HTTP requests
✔ How to read and interpret JSON data
✔ How to fetch real stock prices using yfinance (no API key required)
✔ How to download multiple tickers at once
✔ How to compute:

Daily returns

Portfolio return

Portfolio volatility
✔ How to build a Mini Portfolio Tracker in Python
✔ How to simulate portfolios and find the optimal Sharpe ratio allocation

🧪 Python Topics Covered

requests library

JSON parsing

yfinance API wrapper

Pandas DataFrames

NumPy matrix operations

Matplotlib visualization

Random portfolio simulation

#Python #Finance #API #YahooFinance #DataScience