Juanjo Alvarez:
> What is exactly false on what I said?
This syntax you have explained doesn't do what you think it does:
a, b, c, _ = ('tuple', 'of', 'three')
See:
http://ideone.com/LG1De
The _ is just the name of a normal identifier (in the interactive shell it refers to the last result).
Bye,
bearophile