Added monitors and statistics, also made a module with some

specific python stuff in __init__.py

eo/src/pyeo/statistics.cpp

@@ -0,0 +1,61 @@
+#include <utils/eoStat.h>
+
+#include "PyEO.h"
+#include "valueParam.h"
+
+class StatBaseWrapper : public eoStatBase<PyEO> 
+{
+    public:
+    PyObject* self;
+    StatBaseWrapper(PyObject* p) : self(p) {}
+
+    void operator()(const eoPop<PyEO>& pop)
+    {
+	call_method<void>(self, "__call__", boost::ref(pop));
+    }
+};
+
+class SortedStatBaseWrapper : public eoSortedStatBase<PyEO> 
+{
+    public:
+    PyObject* self;
+    SortedStatBaseWrapper(PyObject* p) : self(p) {}
+
+    void operator()(const std::vector<const PyEO*>& pop)
+    {
+	call_method<void>(self, "__call__", boost::ref(pop));
+    }
+};
+
+typedef std::vector<const PyEO*> eoPopView;
+
+const PyEO& popview_getitem(const std::vector<const PyEO*>& pop, int it) 
+{ 
+    unsigned item = unsigned(it);
+    if (item > pop.size())
+	throw index_error("too much");
+	    
+    return *pop[item]; 
+}
+	    
+void statistics()
+{
+    class_<eoStatBase<PyEO>, StatBaseWrapper, boost::noncopyable>
+	("eoStatBase", init<>())
+	.def("lastCall", &eoStatBase<PyEO>::lastCall)
+	.def("__call__", &StatBaseWrapper::operator())
+	;
+
+    class_< eoPopView >("eoPopView")
+	.def("__getitem__", popview_getitem, return_internal_reference<>() )
+	.def("__len__", &eoPopView::size)
+	;
+    
+    class_<eoSortedStatBase<PyEO>, SortedStatBaseWrapper, boost::noncopyable>
+	("eoSortedStatBase", init<>())
+	.def("lastCall", &eoSortedStatBase<PyEO>::lastCall)
+	.def("__call__", &SortedStatBaseWrapper::operator())
+	;
+
+    
+}