This work project responde to many problems How to integrate matplotlib in Pyqt5
include :

• Open file to read and write (read data , save data to .txt file) by pyqt5
• how to use QlistWidget
• how to use figureCanva to Both plot 2D ,3D

Create Desktop application with Python Pyqt5 and Matplotlip
The video present the interface gui in python and matplotlib (process data and plot)

Source code in description.
https://youtu.be/XWc0NypBNzQ