Tail recursion to while iteration in 2 easy steps
Alain Ketterlin
alain at dpt-info.u-strasbg.fr
Fri Oct 4 05:49:26 EDT 2013
Mark Janssen <dreamingforward at gmail.com> writes:
>>>>> def fact(n): return 1 if n <= 1 else n * fact(n-1)
>> class Strange:
>> ...
>> def __le__(dummy):
>> global fact
>> fact = someotherfun # this is "binding"
>> return false
>> You cannot prevent this in python.
> No, but you can't prevent a lot of bad moves in python. What you just
> did there is a total bonehead ("strange"?) of an idea.
I think allowing rebinding of function names is extremely strange, even
though it's easier to implement. I tend to agree with you on the quality
of the idea, but optimization has to take this into account (and give
up, usually).
-- Alain.
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