Antoon Pardon <[EMAIL PROTECTED]> writes:
> I know what happens, I would like to know, why they made this choice.
> One could argue that the expression for the default argument belongs
> to the code for the function and thus should be executed at call time.
> Not at definion time. Just as other expressions in the function are
> not evaluated at definition time.
The idiom to get a default argument evaluated at call time with the
current behavior is:
def f(arg = None):
if arg is None:
arg = BuildArg()
What's the idiom to get a default argument evaluated at definition
time if it were as you suggested?
<mike
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