wxPython - embed separate script in panel?

This is a wxPython question.. the wxPython group is pretty much inactive. I have an MDI parent frame and child frame set up. In the child frame, I want to use part of the frame to display the output from a .py that is mainly matplotlib (a graph) in a section of the frame. How can I get it to autom

Transfer file name input from one .py to another

How do I transfer the file name which is input in one .py (an MDI parent frame in wxPython) to another .py (an MDI child frame)? The parent gets the file name from the user via a file select dialog, but the child frame is the one that needs to know what file it is working with. Thanks -- http://