将matplotlib嵌入到tkinter画布中会打开两个窗口

The following code I am working on in not behaving the way I wish it to. I have embedded a matplotlib graph into a tkinter canvas. The program opens up two windows, one of which functions properly, and one of which is not necessary.I am not sure how to fix this. Here is the code, please ignore the unnecessary imports :)The following code I am working on in not behav