keyword: define keyword_list in compare_strs doctest

This is not much of a doctest, since we aren't using compare_strs()
anywhere, but at least it doesn't error out.  Note that comparisons
have been reworked in Python 3 where cmp() has been removed.

1 files changed, 1 insertions, 0 deletions

diff --git a/pym/gentoolkit/keyword.py b/pym/gentoolkit/keyword.py
index a234116..0f3807c 100644
--- a/pym/gentoolkit/keyword.py
+++ b/pym/gentoolkit/keyword.py
@@ -75,6 +75,7 @@ def compare_strs(kw1, kw2):
 	as: keyword_list.sort(keyword.compare_strs)
 
 	An alternative is to use the Keyword descriptor directly:
+	>>> keyword_list = ['~x86', '~amd64', 'x86']
 	>>> kwds = sorted(Keyword(x) for x in keyword_list)
 
 	@see: >>> help(cmp)