Now, you will build a text-based user interface, calling the data analysis functions which your…

Now, you will build a text-based user interface, calling the data analysis functions which your team developed for Milestone 1 and lab 1 of Milestone 2. The exact required user interface for Milestone 2 is shown in Figure 1.

1- Command Line L)oad file
2- Command Line A)dd book
3- Command Line R)emove book
4- Command Line F)ind book by title
5- Command Line NC) Number of books in a category
6- Command Line CA) Categories for an author
7- Command Line CB) Categories for a book title
8- Command Line Get book R)ate A)uthor Publisher Category CT) Category and Title CR) Category and Rate
9- Command Line S)ort book Title Rate Publisher Category PA)ageCount
10-Command line Quit :
1. It consists of the ten-lines menu of commands, followed by a blank line, followed by the command prompt (a colon followed by one space).
To execute a command, the user types the upper-case letter/s to the left of the *)’, then presses the Enter key. After the command is executed, the entire menu, the blank line, and

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