[Python-ideas] New 3.x restriction on number of keyword arguments
Cesare Di Mauro
cesare.di.mauro at gmail.com
Fri Oct 22 22:36:49 CEST 2010
2010/10/22 Marcin 'Qrczak' Kowalczyk <qrczak at knm.org.pl>
> 2010/10/22 Cesare Di Mauro <cesare.di.mauro at gmail.com>:
> > I think that having more than 255 arguments for a function call is a very
> > rare case for which a workaround (may be passing a tuple/list or a
> > dictionary) can be a better solution than having to introduce a brand new
> > opcode to handle it.
> It does not need a new opcode. The bytecode can create an argument
> tuple explicitly and pass it like it passes *args.
> Marcin Kowalczyk
It'll be too slow. Current CALL_FUNCTION* uses "packed" ints, not
Having a tuple you need (at least) to extract the PyLongs, and convert them
to ints, before using them.
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