Added more operators for dpoint and point in the Pyhton API.

tools/python/src/vector.cpp

@@ -407,6 +407,9 @@ void bind_vector(py::module& m)
             .def("__str__", &point__str__)
             .def(py::self + py::self)
             .def(py::self - py::self)
+            .def(py::self / double())
+            .def(py::self * double())
+            .def(double() * py::self)
             .def("normalize", &type::normalize, "Returns a unit normalized copy of this vector.")
             .def_property("x", &point_x, [](point& p, long x){p.x()=x;}, "The x-coordinate of the point.")
             .def_property("y", &point_y, [](point& p, long y){p.x()=y;}, "The y-coordinate of the point.")
@@ -436,6 +439,9 @@ void bind_vector(py::module& m)
             .def_property("y", &dpoint_y, [](dpoint& p, double y){p.x()=y;}, "The y-coordinate of the dpoint.")
             .def(py::self + py::self)
             .def(py::self - py::self)
+            .def(py::self / double())
+            .def(py::self * double())
+            .def(double() * py::self)
             .def(py::pickle(&getstate<type>, &setstate<type>));
     }
     {