Better testing for callable python functions
diff --git a/example/example5.ref b/example/example5.ref
index d1da883..bfc3cb2 100644
--- a/example/example5.ref
+++ b/example/example5.ref
@@ -19,4 +19,8 @@
 False
 Callback function 2 called : Hello, x, True, 5
 5
+Callback function 2 called : Hello, from, partial, object
+False
+Callback function 3 called : Partial object with one argument
+False
 func(43) = 44