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Peter J. Holzer wrote:

> On 2018-06-04 16:34:08 +0000, Peter Pearson wrote:
>> On Sun, 3 Jun 2018 20:20:32 +0200, Peter J. Holzer <hjp-python at hjp.at>
>> wrote:
>> > On 2018-06-03 13:57:26 +1000, Ben Finney wrote:
>> >> (For good reasons, attachments are dropped when messages are
>> >> distributed on the forum.)
>> >
>> > By "the forum" you mean Gmane? (I got the attachment over the mailing
>> > list)
>> 
>> Comp.lang.python is a usenet newsgroup, also accessible through a mailing
>> list (and, I think, a web interface).  NNTP, the Network News Transfer
>> Protocol, does not provide for attachments.
> 
> This is not true. NNTP doesn't care about the content of the message at
> all (as long as it contains the few mandatory headers). As a case in
> point, Jach Fong's message got here fine (including the attachment) via
> this path:
> news.luga.at!news.albasani.net!eternal-september.org!feeder.eternal-
september.org!news.szaf.org!fu-berlin.de!uni-berlin.de!not-for-mail
> So it was 6 or 7 times transmitted via NNTP with the attachment intact.
> 
> There is a rather strong *convention* to avoid attachments in many news
> hierarchies (comp.* being one of them), and some newsservers may filter
> them. But clearly none of the 7 newsservers mentioned above does this,
> at least not for *text* attachments (they might do it for binary
> attachments).
> 
> So we have determined that "the forum" is not the mailing list and not
> the newsgroup (Jach's message appeared on both with the attachment). Ben
> uses Gmane, which makes it likely that he is talking about a
> (mis)feature of Gmane,

However, I did see that particular particular attachment, test.py in Jach's 
original post, and I'm reading c.l.py via gmane.

> 
>         hp
>