I believe the intention here was to avoid a global lookup

benjamin.peterson · benjamin.peterson · commit ece41dbc6c36 · 2009-01-31T21:00:10.000Z
git-svn-id: http://svn.python.org/projects/python/trunk@69143 6015fed2-1504-0410-9fe1-9d1591cc4771
diff --git a/Lib/heapq.py b/Lib/heapq.py
@@ -195,7 +195,7 @@ def nlargest(n, iterable):
     heapify(result)
     _heappushpop = heappushpop
     for elem in it:
-        heappushpop(result, elem)
+        _heappushpop(result, elem)
     result.sort(reverse=True)
     return result
 
