Method get_values

tests/learning_tests/swig_eigen/ZSparseMatrix.h:36–42

        }

        void get_values(double* np_value_array, size_t num_values) {
            assert(num_values <= get_value_size());
            double* values = valuePtr();
            for (size_t i=0; i<num_values; i++) {
                np_value_array[i] = values[i];
            }
        }
};