diff --git a/example/example17.py b/example/example17.py
new file mode 100644
index 0000000..5385280
--- /dev/null
+++ b/example/example17.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+from __future__ import print_function
+
+from example import VectorInt, VectorA
+
+v_int = VectorInt(2)
+print( v_int.size() )
+
+print( bool(v_int) )
+
+v_int2 = VectorInt(2)
+print( v_int == v_int2 )
+
+v_int2[1] = 1
+print( v_int != v_int2 )
+
+v_int2.push_back(2)
+v_int2.push_back(3)
+print(v_int2)
+
+v_a = VectorA()