Exercise 4:Write a python program that reads from a text file whose name is provided by the user, a list of a coffee shop products ordered by a customer (a sample input file is shown below). Each line contains item name, quantity and price (in biza) per product. Compute and display the total payment amount (in riyals) for each product as well as the total bill. Your program should consider the following erroneous cases:● The file does not open/exist● The format of the data in the file is incorrect (e.g. quantity = “!” or price “8&0”), inwhich case RuntimeError exception should be raised and the processing stops. Note: Make sure you close any open file even if an error occurs.

Note: store order1.txt file and python file in same location Code: import sys fileName =…

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7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Exercise 4:

Write a python program that reads from a text file whose name is provided by the user, a list of a coffee shop products ordered by a customer (a sample input file is shown below). Each line contains item name, quantity and price (in biza) per product. Compute and display the total payment amount (in riyals) for each product as well as the total bill. Your program should consider the following erroneous cases:

● The file does not open/exist
● The format of the data in the file is incorrect (e.g. quantity = “!” or price “8&0”), in

which case RuntimeError exception should be raised and the processing stops. Note: Make sure you close any open file even if an error occurs.

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