functional programming

[Terry Reedy]

"Jason Stokes" <jstok at bluedog.apana.org.au> wrote in message
news:oDSs4.32316$3b6.155642 at ozemail.com.au...
> This example exploits lazy evaluation.  Since Python is strict, like most
> procedural languages, it isn't possible to produce this in Python.

If I understand what you are saying, its fairly easy: write a class that
memoizes computed answers in a list and extends the list as needed.  Posted
some time ago.
TJ Reedy