PyObject *launchSubProcess(const std::vector<std::string>& cmds);
virtual std::vector< std::pair<std::string,int> > getCatalogOfComputeNodes() const;
virtual InputPort* createInputPort(const std::string& name,
PyObject *launchSubProcess(const std::vector<std::string>& cmds);
virtual std::vector< std::pair<std::string,int> > getCatalogOfComputeNodes() const;
virtual InputPort* createInputPort(const std::string& name,