python flask numpy matplotlib
Tracking the mouse movements in the web app when is running. X,Y coordinates are tracked with javascript. Data sent to python file which is storing the coordinates in a csv file A dataviz of the csv file is created in plot.png showing the movements in a x,y table. Javascript updates the coordinates and the python file updates the csv file accordingly. When exit the web app the csv file is cleared, the plot.png will keep the last tracking until the web app runs again and we get new data in the csv file.