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To: python-list@python.org
From: Terry Reedy <tjreedy@udel.edu>
Subject: PEP8 revised: max line lengths
Date: Thu, 01 Aug 2013 15:52:31 -0400
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Xref: csiph.com comp.lang.python:51761

Newly revised this morning:
http://www.python.org/dev/peps/pep-0008/#maximum-line-length
summary:
72 for text block (comments, triple-quoted strings)
79 for normal code
99 for code that is really more readable with extra

The diff with all the changes is here
http://hg.python.org/peps/rev/fb24c80e9afb
-- 
Terry Jan Reedy