I have used Qt Designer to design GUI Calculator initially which was an .ui script. I did not upload that because I had to convert the .ui file to an .py python script which is now MyCalculator.py; So ...

Contents: calculator.py - contains all the functionality of the calculator. calculator.ui - is the qt designer file that contains the UI design math_log.txt - this is where history of operations by ...

For developing GUI applications in PyQt, using Qt designer is a quick and easy way to design user interfaces without writing a single line of code.