HF RL Explorer

Feature Request: Lightweight basic info property and graceful handling of invalid/delisted tickers

Feature Request: Lightweight basic info property and graceful handling of invalid/delisted tickers: a task in LegoFlow-SWE (Harbor dataset). Problem description Currently, yfinance.Ticker does not provide a lightweight, easily accessible property that returns key fundamental data without fetching…

The task

**Problem description** Currently, `yfinance.Ticker` does not provide a lightweight, easily accessible property that returns key fundamental data without fetching the full `info` dictionary. Moreover, many `Ticker` properties raise unexpected exceptions when the ticker symbol is delisted or invalid, making it…

Part of Lego-X/LegoFlow-SWE.