Develop Complete Billing Software in Python, PyQt5 & SQLite

We will develop a complete Billing Software with Python, PyQt5 and SQLite3 using QT Designer step by step from scratch

Hello Student

What you’ll learn

  • PYQT5 Library and its tools and how to install python, pyqt5 and SQlite browser.
  • SQLite connectivity with python GUI – Create database, tables and how to add default data in tables.
  • How to create GUI forms in QT designer.
  • Create python code to communicate with .ui files created using Qt Designer.
  • Communicating between controls in GUI.
  • Classes, methods, events in python programming.

Course Content

  • Introduction –> 1 lecture • 6min.
  • Installing the required software –> 4 lectures • 15min.
  • Designing forms – Login form design –> 1 lecture • 18min.
  • Billing page design –> 2 lectures • 47min.
  • Settings Page Design –> 1 lecture • 13min.
  • Resources for developing the project –> 2 lectures • 14min.
  • Linking Qt Designer ui file with python file –> 1 lecture • 13min.
  • Connecting Qt Designer UI file with Python File –> 1 lecture • 13min.
  • Install sqlite browser –> 1 lecture • 5min.
  • Creating and setting up the sqlite3 database, tables and default data –> 2 lectures • 18min.
  • Login process –> 1 lecture • 12min.
  • Billing Page –> 6 lectures • 1hr 33min.
  • Setting Page –> 3 lectures • 57min.
  • Python project source code file –> 1 lecture • 1min.

Develop Complete Billing Software in Python, PyQt5 & SQLite


Hello Student


Welcome to the course Develop Complete Billing Software in Python, PyQt5 & SQLite

  • Do you want to become a master in PYTHON GUI Programming?
  • Do You want to develop a real time billing software for sales business for a real time client?
  • Do you want to add a best python project in your resume?
  • Do you want to understand and create the SQL quires using sqlite3 database?

By learning this course you can achieve all the things.



After completing this course

  • You will be able to create a complete billing software for any kind of business.
  • You can create a new software yourself for your client requirement using PYTHON – PYQT LIBRARY.
  • You can create SQL queries yourself according to the software requirement.


In this course,

  • You will learn how to start the project by installing the required software and libraries from internet and till printing the bill after completing the sales using our software.
  • All basic requirements to complete this project are explained step by step process in this course.
  • First you will learn how to install python, then how to install pyqt5, and pyqt5-tools using pip and you will learn how to install SQLite browser.
  • After that you will learn how to design professional looking graphical user interface for login form, product list form, billing form. then you will learn how to create a settings form using qt designer.
  • Then you will learn how to create a sqlite3 database and tables and how to set default data in the table through python programming.
  • Then you will learn how to create code to interact with user interface file from python code and how to write click event, select event codes to the controls in the GUI.
  • After that you will learn how to interact with SQLite database from the python code and show it in the Graphical user interface.
  • You will learn how to use images in Pyqt5 and dynamically change the images through the python code.


Learning Steps in this Course


  1. Installing required software
    1. Python
    2. Pyqt5
    3. Pyqt5-Tools
    4. SQLite Browser
    5. Visual studio code (Optional)
    6. Configure vs code
    7. Configure QT Designer to desktop
  2. Creating user interface file
  3. Create login form
    1. Username
    2. Password
    3. Login button
    4. Error message label
    5. Login image display
  4. Create products list form
    1. Products container
    2. Price details
    3. Image details
    4. Product name details
  5. Create billing table
    1. Generate bill number
    2. Generate current date
  6. Create settings page
    1. Products list combo box
    2. Products name QLineEdit
    3. Products price QLineEdit
    4. Products image QLineEdit
    5. Modify QPushButton
    6. Back QPushButton
  7. Creating python file to connect with user interface
  8. Create database, tables and add default product details
    1. Create database
    2. Create tables for storing bill details and product details
  9. Create login function to make login process
    1. Login function
    2. Logout function
  10. Create add to bill function to add items to list
    1. Add selected product in the database
    2. Add selected product in the billing table
  11. Create update function to update existing items
    1. Modify selected product count in the database
    2. Modify selected product count in the billing table
  12. Calculate tax, total price and grand total
    1. Display total price of all products
    2. Calculating 5% tax for all products
    3. Calculating the grand total price
  13. Print receipt and go next bill
    1. Print the form and open next bill function
    2. No print and open the next bill function
  14. Settings page setup
    1. Open settings page function
  15. Add products to setting page
    1. Add all products from database to the combo box
    2. When a product is selected, display its name, price and image in the required control
  16. Update products in settings page
    1. Update product name, price and image in the database
  17. Update changes in the products list form
    1. Display updated image, price and name in the products page


So why are you waiting. Join the course immediately.

I will see you in the course.

Thank you..

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