Run 2to3 over Doc/lib/sqlite3/.
diff --git a/Doc/lib/sqlite3/mysumaggr.py b/Doc/lib/sqlite3/mysumaggr.py
index 6d0cd55..d2dfd2c 100644
--- a/Doc/lib/sqlite3/mysumaggr.py
+++ b/Doc/lib/sqlite3/mysumaggr.py
@@ -17,4 +17,4 @@
 cur.execute("insert into test(i) values (1)")
 cur.execute("insert into test(i) values (2)")
 cur.execute("select mysum(i) from test")
-print cur.fetchone()[0]
+print(cur.fetchone()[0])