What other languages use the same data model as Python?

[harrismh777]

Ethan Furman wrote:
> PS
> My thanks to those who kept explaining in various ways about the
> difference between language supported features and programmer constructs
> -- I hadn't realized before this thread that call-by-reference was not a
> language feature of C, but rather a programmer-implemented feature using
> the C operators.

    You are most welcome.   :)