Recorded merge of revisions 72708 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r72708 | georg.brandl | 2009-05-17 10:24:29 +0200 (So, 17 Mai 2009) | 1 line

  #6017: better document behavior of dictiterators when the dict is changed.
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Doc/library/stdtypes.rst

@@ -1959,8 +1959,8 @@ support membership tests:
    using :func:`zip`: ``pairs = zip(d.values(), d.keys())``.  Another way to
    create the same list is ``pairs = [(v, k) for (k, v) in d.items()]``.
 
-   Iterating views while adding or deleting entries in the dictionary will raise
-   a :exc:`RuntimeError`.
+   Iterating views while adding or deleting entries in the dictionary may raise
+   a :exc:`RuntimeError` or fail to iterate over all entries.
 
 .. describe:: x in dictview