Tkinter Gui Freeze When Running Method (how To Add Threading?)

Sorry for bothering you, but I would like to ask for help. My tkinter application freezes when I'm calling my Neural_network method because it interrupts the main loop. I tried to

Solution 1:

It is not clear from the question what do you mean by "I tried to add threading, but it did not work as intended."

Anyways please check this post: http://stupidpythonideas.blogspot.com/2013/10/why-your-gui-app-freezes.html

It explains about various methods(including the threading method) which can be used to keep your GUI responsive while doing other work. Hope it helps.