I need code that actually works for this. None of the others answers were correct and had multiple errors. I need help on this which is why I paid. So please provide the following. I need an expert solution.

This is for a GUI Pythong Tkinter program for Frogs Pizzeria. Offering Pizza choices along with sides and drinks. Need it to follow these guidelines

Please follow the following requirements for your final project, this shows a detailed breakdown for how the points are distributed:

A working GUI tkinter application with at least two windows.

Implementing a modular approach in your application.

Consistent clear navigation throughout the GUI application.

Use at least two images in your application$($images should have alternate text$)$

Include at least three labels.

Include at least three buttons.

Include at least three call back function with each button, including exit button.

Implement secure coding best practices, including input validation to check if the user entered the correct data type, make sure the entry box is not empty, etc.

Validation testing

Develop an appropriate set of test data to fully validate the program against.

$1$ the data sets you tested against.

$2$ a brief written explanation of the results of your tests and what you had to fix.

$3$ screen shots of your good test data working.

User manual creation $-$ You will write and submit a User's manual for your final project and submit it according to the instructions in the attached file.

Documentation of source code You will fully document $($comment$)$ the corrected Python tkinter source code with appropriate comments including:

A brief explanation of the purpose of each module $($Sub$)$ at the beginning of each Sub. $($A header's comment$)$

Explanation of the purpose of each variable where it is declared. $($An end line comment$)$

Line by line, or at least section by section comments within the code, explaining what the line$/$section does.