On 11/27/2010 7:17 AM, Nick Coghlan wrote:
On Thu, Nov 25, 2010 at 4:12 PM, terry.reedy<python-check...@python.org>  wrote:
  The :class:`SequenceMatcher` class has this constructor:


-.. class:: SequenceMatcher(isjunk=None, a='', b='')
+.. class:: SequenceMatcher(isjunk=None, a='', b='', autojunk=True)

    Optional argument *isjunk* must be ``None`` (the default) or a one-argument
    function that takes a sequence element and returns true if and only if the
@@ -340,6 +349,9 @@
    The optional arguments *a* and *b* are sequences to be compared; both 
default to
    empty strings.  The elements of both sequences must be :term:`hashable`.

+   The optional argument *autojunk* can be used to disable the automatic junk
+   heuristic.
+

Catching up on checkins traffic, so a later checkin may already fix
this, but there should be a versionchanged tag in the docs to note
when the autojunk parameter was added.

Right. When S.C. forward-ported the 2.7 patch. he must have thought it not needed and I missed the difference between the diffs. Will add note in both places needed immediately.

Terry
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