Re: Append behavior of __setitem__

On Apr 11, 2009, at 5:17 PM, Tony Nelson wrote:

> Sure.  The header field should be parsed, if possible, and possibly  
> add a
> defect to the message.  For some header fields, the data should be  
> added to
> the previous Header instance; for others, an extra Header instance  
> might
> need to be created.

I don't follow this part.

> Message /generation/ should comply with what was in RFC 2822, where  
> this
> requirement was added, and also the new RFC 5322.

+1

-Barry