In Python,

7.2 (The Stock class) Design a class named Stock to represent a company's stock that contains: A private string data field named symbol for the stock's symbol. A private string data field named name for the stock's name. A private float data field named previousClosingPrice that stores the stock price for the previous day. A private float data field named currentPrice that stores the stock price for the current time. A constructor that creates a stock with the specified symbol, name, previous price, and current price. A get method for returning the stock name. | A get method for returning the stock symbol Get and set methods for getting/setting the stock's previous price. Get and set methods for getting/setting the stock's current price. A method named getChangePercentO that returns the percentage changed from previousClosingPrice to currentPrice