Back when I was trying to learn the differences between Python's name-binding and C-like variables, a couple folks
stepped up and provided great assistance.
This first email, while delving into details that are not accessible in Python,
still helped a great deal:
https://mail.python.org/pipermail/python-list/2009-February/526880.html
This next explained why the previous, while accurate from a CS standpoint, was not useful in Python as Python simply
does not allow access to one of the layers, so trying to think about that layer when working with Python is not productive:
https://mail.python.org/pipermail/python-list/2009-February/526909.html
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~Ethan~
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