Task #3116

Had to change expand function too

LCS/pyparameterset/src/__init__.py

@@ -47,6 +47,10 @@ class parametervalue(PyParameterValue):
         """Get the full parameter value."""
         return self.get()
 
+    def expand(self):
+        """Expand the value."""
+        return parametervalue(self._expand(), _copyObj=True)
+
     def getVector(self):
         """Get the value as a vector of values."""
         return [parametervalue(v, _copyObj=True) for v in self._getVector()]

LCS/pyparameterset/src/pyparameterset.cc

@@ -55,6 +55,8 @@ namespace LOFAR {
     PyParameterValue (const ParameterValue& pvalue)
       : ParameterValue (pvalue)
     {}
+    PyParameterValue expand() const
+      { return ParameterValue::expand(); }
     vector<PyParameterValue> getVector() const
       { return convertPVVector (ParameterValue::getVector()); }
     PyParameterSet getRecord() const;
@@ -181,7 +183,7 @@ namespace LOFAR {
       .def ("get",      &ParameterValue::get,
             return_value_policy < copy_const_reference> (),
             "Get the original value.")
-      .def ("expand",   &ParameterValue::expand,
+      .def ("_expand",   &PyParameterValue::expand,
             "Expand possible range and repeat values (using .. and *)")
       .def ("isVector", &ParameterValue::isVector,
             "Test if the value contains a vector (if enclosed in [])")