Question

Python 3

Your program will have 2 classes:

A) RetailItem Class

Write a class named RetailItem that holds data about an item in retail store.

Attributes: The class should store following data in attributes:

>item_Name

> Price

Methods:

> RetailItem class’s __init__ method should accept an argument for each attribute.

> RetailItem class should also have accessor and mutator methods for each attribute

B) MainMenu Class

Attributes: The class should store following data in attributes:

> List of RetailItem Objects: Inventory

Methods:

> createInventory(): method to create three RetailItem Objects store in list Inventory and populate following data in them

Item_Name	Price
Milk	10
Bread	20
Egg	15

> DisplayItems(): method to display items of Inventory List

>Method name main():  createInventory and display Inventory

Answer 1

Note: While copying the code from Chegg Windows, adds some extra characters and it disturbs the indentation as well. Please be cautious while copying. Please refer the screen shot of the code for indentation of the code.

Code:

===== RetailItem.py===

#retail item class

class RetailItem:

    #constructor to set name and price

    def __init__(self,item_name,price):

        self.item_name = item_name

        self.Price = price

    #accessors

    def get_item_name(self):

        return self.item_name

    def get_Price(self):

        return self.Price

    #mutators

    def set_item_name(self,name):

        self.item_name = name

    def set_Price(self, price):

        self.Price = price

=== MainMenu.py====

from RetailItem import RetailItem

#main menu class

class MainMenu:

    #declare a list of retail item for RetailItem

    Inventory =[]

    #createInventory method to create 3 objects of retail item and add it to list

    def createInventory(self):

        self.Inventory.append(RetailItem("Milk",10))

        self.Inventory.append(RetailItem("Bread",20))

        self.Inventory.append(RetailItem("Egg",15))

    #display all the items

    def DisplayItems(self):

        for item in self.Inventory:

            print("Item name :{}, Price: {}".format(item.get_item_name(),item.get_Price()))

    #main method to create inventory and display item

   def main(self):

        self.createInventory()

        self.DisplayItems()

#call main method

if __name__ == '__main__':

    mainDisplay = MainMenu()

    mainDisplay.main()

=============screen shot of code for indentation========

Output: