email.encoders.encode_base64 creates one line only

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Thu Feb 10 16:51:07 CET 2011

> This is with python 3.1.2 (r312:79147). I have not tried with 2.7.
> When I create an attachment with email.mime.image.MIMEImage, by default it
> uses email.encoders.encode_base64 for the encoder, but that results in a
> single line base64 string, instead of the recommended multiple 76-chars lines.
> This works with most MTA and MUA, but some of them choke on it.

In case somebody runs into the same issue:

And I added a work around if you need a solution before this bug is fixed at:


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