Communicating between the two connected GUIs

lIn this recipe, we will explore ways to make the two GUIs talk to each other.

Getting ready

Reading the previous recipe might be a good preparation for this one.

In this recipe, we will use the slightly modified GUI code with respect to the previous recipe, but most of the basic GUI-building code is the same.

How to do it...

We will write Python code that makes the two GUIs communicate with each other to a certain degree:

1. Create a new module and name it Communicate.py.
2. Add the following code:

#===========================...