Write a main function that must call your other functions so that your program runs all required components of this Automatic Invoice Generator. Do not forget to add the main guard to ensure that the main() function does not get executed if your program is imported by some other program. A complete sample run of this program is available in section 3.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Write a main function that must call your other functions so that your program runs all required
components of this Automatic Invoice Generator. Do not forget to add the main guard to ensure
that the main() function does not get executed if your program is imported by some other
program. A complete sample run of this program is available in section 3.
 
I need help in part 8.
 
7. Write a function named display_final_invoice() that applies a randomly generated
discount to a lucky customer (decided by the get_lucky() function in 6.) and prints the
updated final invoice as follows.
Congratulations!
Good news, you have been qualified for a 10% discount!
Here is your final receipt!
==============================:
============
Spiked Umbrella x 3
Voice Changer x 3
Spy Camerа х 2
21.75
16.50
30.00
Subtotal (old):
Subtotal (new):
68.25
61.42
Discount:
6.83
Тах:
7.99
Total:
69.41
========
============
8. Write a main function that must call your other functions so that your program runs all required
components of this Automatic Invoice Generator. Do not forget to add the main guard to ensure
that the main() function does not get executed if your program is imported by some other
program. A complete sample run of this program is available in section 3.
Transcribed Image Text:7. Write a function named display_final_invoice() that applies a randomly generated discount to a lucky customer (decided by the get_lucky() function in 6.) and prints the updated final invoice as follows. Congratulations! Good news, you have been qualified for a 10% discount! Here is your final receipt! ==============================: ============ Spiked Umbrella x 3 Voice Changer x 3 Spy Camerа х 2 21.75 16.50 30.00 Subtotal (old): Subtotal (new): 68.25 61.42 Discount: 6.83 Тах: 7.99 Total: 69.41 ======== ============ 8. Write a main function that must call your other functions so that your program runs all required components of this Automatic Invoice Generator. Do not forget to add the main guard to ensure that the main() function does not get executed if your program is imported by some other program. A complete sample run of this program is available in section 3.
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