[docs] [issue17714] str.encode('base64') add trailing new line character. It is not documented.

[Ezio Melotti]

Changes by Ezio Melotti <ezio.melotti at gmail.com>:


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nosy: +ezio.melotti
stage: needs patch -> patch review
type:  -> enhancement

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue17714>
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