Henrik Faber hfaber at invalid.net
Mon Sep 19 07:32:00 EDT 2011

• Previous message (by thread): Operator commutativity
• Next message (by thread): Operator commutativity
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

---

On 19.09.2011 13:23, Paul Rudin wrote:
> Henrik Faber <hfaber at invalid.net> writes:
> 
>> How can I make this commutative?
> 
> Incidentally - this isn't really about commutativity at all - the
> question is how can you define both left and right versions of add,
> irrespective of whether they yield the same result.

Right. The operator+ in my case just happens to be commutative and I
wanted a language way to express this.

> I think __radd__ is what you're after.

It is, thank you very much - I knew there was some way to get this done
nicely. Perfect! :-)

Best regards,
Henrik

---

• Previous message (by thread): Operator commutativity
• Next message (by thread): Operator commutativity
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

---

More information about the Python-list mailing list