How do I save a .mat file and .py file automatically with a 'variable's' value as filename using MATLAB?

Eg: If I have a 'gradient'=20 and 'number' = 10. How to save a .mat file and .py file with a filename 20_10.

Answer 1

[Stephen23]

G = 20;
N = 10;
F = sprintf('%d_%d.mat',G,N);
save(F,...)

Answer 2

[ahmed nebli]

you can use: save('filename.mat','X'); %where filename is the name of file and X is the variable u need to save & same for the .py file