Python 3.6

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 previousClosinePrice 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 getChangePercent() that returns the percentage changed from previousClosingPrice to currentPrice. Draw the UML diagram for the class, and then implement the class. Write a test program that creates a Stock object with the stock symbol INTC, the name Intel Corporation, the previous closing price of 20.5, and the new current price of 20.35, and display the price-change percentage. The symbol of this stock. The name of this stock. The previous closing price of this stock. The current price of this stock. Constructs a stock with a specified symbol and a name. Returns the percentage of change of this stock. Returns the symbol of this stock. Returns the name of this stock. Returns the previous closing price of this stock. Sets a new previous closing price of this stock. Returns tire current price of this stock. Sets a new current price of this stock