#include <PythonNode.hxx>

Inheritance diagram for YACS::ENGINE::PythonNode:

Collaboration diagram for YACS::ENGINE::PythonNode:

Public Member Functions
	PythonNode (const PythonNode &other, ComposedNode *father)

	PythonNode (const std::string &name)

virtual	~PythonNode ()

virtual void	checkBasicConsistency () const throw (Exception)

virtual void	execute ()

virtual void	load ()

virtual void	loadRemote ()

virtual void	loadLocal ()

virtual void	executeRemote ()

virtual void	executeLocal ()

virtual void	shutdown (int level)
	Stop all pending activities of the node. More...

std::string	getContainerLog ()
	returns a string that contains the name of the container log file if it exists More...

PythonNode *	cloneNode (const std::string &name)
	Create a new node of same type with a given name. More...

virtual std::string	typeName ()

void	applyDPLScope (ComposedNode *gfn)

Public Member Functions inherited from YACS::ENGINE::InlineNode
virtual void	setScript (const std::string &script)
	Set the script (as a string) to execute. More...

virtual std::string	getScript ()

virtual void	accept (Visitor *visitor)

virtual	~InlineNode ()

virtual void	setExecutionMode (const std::string &mode)

virtual std::string	getExecutionMode ()

virtual void	setContainer (Container *container)

virtual Container *	getContainer ()

void	performDuplicationOfPlacement (const Node &other)
	performs a duplication of placement using clone method of containers and components. clone behaviour is driven by attachOnCloning attribute. More...

void	performShallowDuplicationOfPlacement (const Node &other)
	performs a also duplication of placement but here containers and components are not copied at all whatever the value of attachedOnCloning. More...

bool	isDeployable () const

int	getMaxLevelOfParallelism () const

Public Member Functions inherited from YACS::ENGINE::ElementaryNode
virtual	~ElementaryNode ()

void	exUpdateState ()
	Update the node state. More...

void	init (bool start=true)

ComponentInstance *	getComponent ()

const ComponentInstance *	getComponent () const

YACS::StatesForNode	getState () const

void	getReadyTasks (std::vector< Task * > &tasks)

void	edRemovePort (Port *port) throw (Exception)

std::list< ElementaryNode * >	getRecursiveConstituents () const

std::list< ProgressWeight >	getProgressWeight () const
	Get the progress weight for all elementary nodes. More...

Node *	getChildByName (const std::string &name) const throw (Exception)

ComposedNode *	getDynClonerIfExists (const ComposedNode *levelToStop) const

int	getNumberOfInputPorts () const

int	getNumberOfOutputPorts () const

std::string	getInPortName (const InPort *) const throw (Exception)

std::string	getOutPortName (const OutPort *) const throw (Exception)

InputPort *	getInputPort (const std::string &name) const throw (Exception)

OutputPort *	getOutputPort (const std::string &name) const throw (Exception)

std::list< InputPort * >	getSetOfInputPort () const

std::list< OutputPort * >	getSetOfOutputPort () const

std::list< InputPort * >	getLocalInputPorts () const

std::list< OutputPort * >	getLocalOutputPorts () const

std::set< OutPort * >	getAllOutPortsLeavingCurrentScope () const

std::set< InPort * >	getAllInPortsComingFromOutsideOfCurrentScope () const

virtual std::vector< std::pair < OutPort , InPort > >	getSetOfLinksLeavingCurrentScope () const

virtual std::vector< std::pair < InPort , OutPort > >	getSetOfLinksComingInCurrentScope () const

std::list< InputDataStreamPort * >	getSetOfInputDataStreamPort () const

std::list< OutputDataStreamPort * >	getSetOfOutputDataStreamPort () const

InputDataStreamPort *	getInputDataStreamPort (const std::string &name) const throw (Exception)

OutputDataStreamPort *	getOutputDataStreamPort (const std::string &name) const throw (Exception)

virtual InputPort *	createInputPort (const std::string &inputPortName, TypeCode *type)

virtual OutputPort *	createOutputPort (const std::string &outputPortName, TypeCode *type)

virtual InputDataStreamPort *	createInputDataStreamPort (const std::string &inputPortDSName, TypeCode *type)

virtual OutputDataStreamPort *	createOutputDataStreamPort (const std::string &outputPortDSName, TypeCode *type)

virtual InputPort *	edAddInputPort (const std::string &inputPortName, TypeCode *type) throw (Exception)

virtual OutputPort *	edAddOutputPort (const std::string &outputPortName, TypeCode *type) throw (Exception)

virtual InputDataStreamPort *	edAddInputDataStreamPort (const std::string &inputPortDSName, TypeCode *type) throw (Exception)

virtual OutputDataStreamPort *	edAddOutputDataStreamPort (const std::string &outputPortDSName, TypeCode *type) throw (Exception)

virtual void	edOrderInputPorts (const std::list< InputPort * > &ports)

virtual void	edOrderOutputPorts (const std::list< OutputPort * > &ports)

virtual void	edUpdateState ()
	update the status of the node More...

virtual void	ensureLoading ()
	Put this node into TOLOAD state when possible. More...

void	begin ()

bool	isReady ()

void	finished ()

void	aborted ()

void	loaded ()
	Notify this node that it is loaded. More...

void	connected ()
	Notify this node that it is connected. More...

virtual std::string	getErrorDetails ()
	Give a description of error when node status is ERROR. More...

virtual void	initService ()

virtual void	connectService ()

virtual void	disconnectService ()

virtual void	getCoupledTasks (std::set< Task * > &coupledSet)
	Calls getCoupledNodes for Task interface. More...

virtual void	getCoupledNodes (std::set< Task * > &coupledSet)
	Put all nodes that are coupled to this node in coupledSet. More...

virtual void	addDatastreamPortToInitMultiService (const std::string &port_name, int number)

template<class PORT >
void	edRemovePortTypedFromSet (PORT port, std::list< PORT > &setOfPorts) throw (Exception)

template<class PORT >
bool	isPortNameAlreadyExist (const std::string &portName, const std::list< PORT * > &setOfPorts)

Public Member Functions inherited from YACS::ENGINE::Node
virtual	~Node ()

virtual void	resetState (int level)
	Reset the node state depending on the parameter level. More...

Node *	clone (ComposedNode *father, bool editionOnly=true) const
	This method MUST NEVER BE VIRTUAL More...

Node *	cloneWithoutCompAndContDeepCpy (ComposedNode *father, bool editionOnly=true) const
	This method MUST NEVER BE VIRTUAL More...

void	setState (YACS::StatesForNode theState)
	Sets the given state for node. More...

virtual YACS::StatesForNode	getEffectiveState () const
	Return the node state in the context of its father. More...

virtual YACS::StatesForNode	getEffectiveState (const Node *) const
	Return the effective state of a node in the context of this one (its father) More...

std::string	getColorState (YACS::StatesForNode state) const
	Return the color associated to a state. More...

InGate *	getInGate ()

OutGate *	getOutGate ()

const std::string &	getName () const

void	setName (const std::string &name)
	Change the name of the node. More...

ComposedNode *	getFather () const

const std::string	getId () const

bool	exIsControlReady () const

std::list< Node * >	getOutNodes () const

virtual void	writeDot (std::ostream &os) const
	Dump to the input stream a dot representation of the node. More...

virtual void	exFailedState ()
	Notify this node that its execution has failed. More...

virtual void	exDisabledState ()
	Notify this node that it has been disabled. More...

std::list< InPort * >	getSetOfInPort () const

std::list< OutPort * >	getSetOfOutPort () const

virtual std::set< InputPort * >	edGetSetOfUnitializedInputPort () const
	Becomes deprecated soon. Replaced by ComposedNode::CheckConsistency. More...

virtual bool	edAreAllInputPortInitialized () const
	Becomes deprecated soon. Replaced by ComposedNode::CheckConsistency. More...

InPort *	getInPort (const std::string &name) const throw (Exception)

InPropertyPort *	getInPropertyPort () const throw (Exception)

virtual OutPort *	getOutPort (const std::string &name) const throw (Exception)

std::list< ComposedNode * >	getAllAscendanceOf (ComposedNode *levelToStop=0) const

bool	operator> (const Node &other) const

bool	operator< (const Node &other) const

std::string	getImplementation () const

virtual ComposedNode *	getRootNode () const throw (Exception)

virtual void	setProperty (const std::string &name, const std::string &value)

virtual std::string	getProperty (const std::string &name)

std::map< std::string, std::string >	getProperties ()

std::map< std::string, std::string >	getPropertyMap ()

virtual void	setProperties (std::map< std::string, std::string > properties)

virtual Proc *	getProc ()

virtual const Proc *	getProc () const

std::string	getQualifiedName () const
	same as Node::getName() in most cases, but differs for children of switch More...

int	getNumId ()
	return node instance identifiant, unique for each node instance More...

std::vector< std::pair < std::string, int > >	getDPLScopeInfo (ComposedNode *gfn)

virtual void	sendEvent (const std::string &event)
	emit notification to all observers registered with the dispatcher More...

virtual void	sendEvent2 (const std::string &event, void *something)
	emit notification to all observers registered with the dispatcher More...

virtual std::string	getErrorDetails () const

virtual void	setErrorDetails (const std::string &error)

virtual void	modified ()
	Sets Node in modified state and its father if it exists. More...

virtual int	isModified ()

virtual int	isValid ()
	indicates if the node is valid (returns 1) or not (returns 0) More...

virtual std::string	getErrorReport ()
	returns a string that contains an error report if the node is in error More...

virtual void	cleanNodes ()
	Clean the node in case of not clean exit. More...

Public Member Functions inherited from YACS::ENGINE::Task
virtual	~Task ()

Static Public Attributes
static const char	KIND [] ="Python"

static const char	IMPL_NAME [] ="Python"

static const char	SCRIPT_FOR_SERIALIZATION []

static const char	REMOTE_NAME [] ="remote"

static const char	DPL_INFO_NAME [] ="my_dpl_localization"

Static Public Attributes inherited from YACS::ENGINE::InlineNode
static const char	LOCAL_STR [] ="local"

static const char	REMOTE_STR [] ="remote"

Static Public Attributes inherited from YACS::ENGINE::PythonEntry
static const char	SCRIPT_FOR_SIMPLE_SERIALIZATION []

Protected Member Functions
Node *	simpleClone (ComposedNode *father, bool editionOnly) const

void	createRemoteAdaptedPyInterpretor (Engines::Container_ptr objContainer)
	returns an object, you have to deal with (UnRegister) More...

Engines::PyNodeBase_var	retrieveDftRemotePyInterpretorIfAny (Engines::Container_ptr objContainer) const
	returns (if any) an object, you have to deal with (UnRegister) More...

void	assignRemotePyInterpretor (Engines::PyNodeBase_var remoteInterp)

Engines::PyNodeBase_var	getRemoteInterpreterHandle ()

const char *	getSerializationScript () const

Protected Member Functions inherited from YACS::ENGINE::InlineNode
	InlineNode (const InlineNode &other, ComposedNode *father)

	InlineNode (const std::string &name)

Protected Member Functions inherited from YACS::ENGINE::ElementaryNode
	ElementaryNode (const std::string &name)

	ElementaryNode (const ElementaryNode &other, ComposedNode *father)

void	initCommonPartWithoutStateManagement (bool start)

virtual void	createMultiDatastreamPorts ()

void	edDisconnectAllLinksWithMe ()

bool	areAllInputPortsValid () const

template<class PORT >
PORT *	getPort (const std::string &name, const std::list< PORT * > &setOfPorts) const throw (Exception)

template<class PORT , class ENUMTYPE >
PORT *	edAddPort (const std::string &portName, std::list< PORT * > &setOfPorts, ENUMTYPE type) throw (Exception)

template<class PORT , class ENUMTYPE >
bool	edCheckAddPort (const std::string &portName, std::list< PORT * > &setOfPorts, ENUMTYPE type) throw (Exception)

Protected Member Functions inherited from YACS::ENGINE::Node
	Node (const std::string &name)

	Node (const Node &other, ComposedNode *father)

virtual void	exForwardFailed ()

virtual void	exForwardFinished ()

Protected Member Functions inherited from YACS::ENGINE::PythonEntry
	PythonEntry ()

	~PythonEntry ()

void	commonRemoteLoad (InlineNode *reqNode)

void	commonRemoteLoadPart1 (InlineNode *reqNode)

Engines::Container_var	commonRemoteLoadPart2 (InlineNode *reqNode, bool &isInitializeRequested)

void	commonRemoteLoadPart3 (InlineNode *reqNode, Engines::Container_ptr objContainer, bool isInitializeRequested)

Protected Attributes
Engines::PyScriptNode_var	_pynode

Protected Attributes inherited from YACS::ENGINE::InlineNode
std::string	_script

std::string	_mode

Container *	_container

Protected Attributes inherited from YACS::ENGINE::ElementaryNode
std::list< InputPort * >	_setOfInputPort

std::list< OutputPort * >	_setOfOutputPort

std::list< InputDataStreamPort * >	_setOfInputDataStreamPort

std::list< OutputDataStreamPort * >	_setOfOutputDataStreamPort

bool	_createDatastreamPorts

bool	_multi_port_node

Protected Attributes inherited from YACS::ENGINE::Node
InGate	_inGate

OutGate	_outGate

InPropertyPort *	_inPropertyPort

std::string	_name

ComposedNode *	_father

YACS::StatesForNode	_state

int	_modified

std::string	_errorDetails

int	_numId

std::string	_implementation

std::map< std::string, std::string >	_propertyMap

Protected Attributes inherited from YACS::ENGINE::PythonEntry
PyObject *	_context

PyObject *	_pyfuncSer

PyObject *	_pyfuncUnser

PyObject *	_pyfuncSimpleSer

Additional Inherited Members
Static Public Member Functions inherited from YACS::ENGINE::Node
static std::string	getStateName (YACS::StatesForNode state)
	Return the name of a state. More...

Public Attributes inherited from YACS::ENGINE::Node
YACS::Colour	_colour

Static Protected Member Functions inherited from YACS::ENGINE::ElementaryNode
template<class PORT >
static void	edRemovePortTypedFromSet (PORT port, std::list< PORT > &setOfPorts) throw (Exception)

template<class PORT >
static bool	isPortNameAlreadyExist (const std::string &portName, const std::list< PORT * > &setOfPorts)

Static Protected Member Functions inherited from YACS::ENGINE::PythonEntry
static std::string	GetContainerLog (const std::string &mode, Container container, const Task askingTask)

Static Protected Attributes inherited from YACS::ENGINE::Node
static const char	SEP_CHAR_IN_PORT [] ="."

static int	_total = 0

Detailed Description

Definition at line 62 of file PythonNode.hxx.

Constructor & Destructor Documentation

PythonNode::PythonNode	(	const PythonNode &	other,
		ComposedNode *	father
	)

Definition at line 297 of file PythonNode.cxx.

References YACS::ENGINE::PythonEntry::_context, YACS::ENGINE::Node::_errorDetails, YACS::ENGINE::Node::_implementation, YACS::ENGINE::getSALOMERuntime(), and IMPL_NAME.

Referenced by cloneNode(), and simpleClone().

                                                                    :InlineNode(other,father)
 {
   _implementation=IMPL_NAME;
   {
     AutoGIL agil;
     _context=PyDict_New();
     if( PyDict_SetItemString( _context, "__builtins__", getSALOMERuntime()->getBuiltins() ))
       {
         stringstream msg;
         msg << "Impossible to set builtins" << __FILE__ << ":" << __LINE__;
         _errorDetails=msg.str();
         throw Exception(msg.str());
       }
   }
 }

PythonNode::PythonNode ( const std::string & name )

Definition at line 313 of file PythonNode.cxx.

References YACS::ENGINE::PythonEntry::_context, YACS::ENGINE::Node::_errorDetails, YACS::ENGINE::Node::_implementation, YACS::ENGINE::getSALOMERuntime(), and IMPL_NAME.

                                            :InlineNode(name)
 {
   _implementation=IMPL_NAME;
   {
     AutoGIL agil;
     _context=PyDict_New();
     if( PyDict_SetItemString( _context, "__builtins__", getSALOMERuntime()->getBuiltins() ))
       {
         stringstream msg;
         msg << "Impossible to set builtins" << __FILE__ << ":" << __LINE__;
         _errorDetails=msg.str();
         throw Exception(msg.str());
       }
   }
 }

PythonNode::~PythonNode ( )

virtual

Definition at line 329 of file PythonNode.cxx.

References _pynode.

 {
   if(!CORBA::is_nil(_pynode))
     {
       _pynode->UnRegister();
     }
 }

Member Function Documentation

void PythonNode::applyDPLScope ( ComposedNode * gfn )

virtual

Method called by the Executor only if the executor is sensitive of scope of DynParaLoop. This method is virtual and empty because by default nothing is done.

Reimplemented from YACS::ENGINE::Node.

Definition at line 725 of file PythonNode.cxx.

References YACS::ENGINE::PythonEntry::_context, YACS::ENGINE::InlineNode::_mode, YACS::ENGINE::PythonEntry::_pyfuncSimpleSer, _pynode, DPL_INFO_NAME, YACS::ENGINE::Node::getDPLScopeInfo(), CORBAEngineTest::i, p, REMOTE_NAME, and PMMLBasicsTestLauncher::ret.

 {
   std::vector< std::pair<std::string,int> > ret(getDPLScopeInfo(gfn));
   if(ret.empty())
     return ;
   //
   PyObject *ob(0);
   {
     AutoGIL agil;
     std::size_t sz(ret.size());
     ob=PyList_New(sz);
     for(std::size_t i=0;i<sz;i++)
       {
         const std::pair<std::string,int>& p(ret[i]);
         PyObject *elt(PyTuple_New(2));
         PyTuple_SetItem(elt,0,PyString_FromString(p.first.c_str()));
         PyTuple_SetItem(elt,1,PyLong_FromLong(p.second));
         PyList_SetItem(ob,i,elt);
       }
   }
   if(_mode==REMOTE_NAME)
     {
       Engines::pickledArgs_var serializationInputCorba(new Engines::pickledArgs);
       {
         AutoGIL agil;
         PyObject *serializationInput(PyObject_CallFunctionObjArgs(_pyfuncSimpleSer,ob,NULL));
         Py_XDECREF(ob);
         char *serializationInputC(0);
         Py_ssize_t len;
         if (PyString_AsStringAndSize(serializationInput, &serializationInputC, &len))
           throw Exception("DistributedPythonNode problem in python pickle");
         serializationInputCorba->length(len);
         for(int i=0; i < len ; i++)
           serializationInputCorba[i]=serializationInputC[i];
         Py_XDECREF(serializationInput);
       }
       _pynode->defineNewCustomVar(DPL_INFO_NAME,serializationInputCorba);
     }
   else
     {
       AutoGIL agil;
       PyDict_SetItemString(_context,DPL_INFO_NAME,ob);
       Py_XDECREF(ob);
     }
 }

void PythonNode::assignRemotePyInterpretor ( Engines::PyNodeBase_var remoteInterp )

protectedvirtual

Implements YACS::ENGINE::PythonEntry.

Definition at line 683 of file PythonNode.cxx.

References _pynode.

 {
   if(!CORBA::is_nil(_pynode))
     {
       Engines::PyScriptNode_var tmpp(Engines::PyScriptNode::_narrow(remoteInterp));
       if(_pynode->_is_equivalent(tmpp))
         return ;
     }
   if(!CORBA::is_nil(_pynode))
     _pynode->UnRegister();
   _pynode=Engines::PyScriptNode::_narrow(remoteInterp);
 }

void PythonNode::checkBasicConsistency ( ) const throw (Exception)

virtual

Reimplemented from YACS::ENGINE::ElementaryNode.

Definition at line 337 of file PythonNode.cxx.

References YACS::ENGINE::InlineNode::_script, YACS::ENGINE::ElementaryNode::checkBasicConsistency(), DEBTRACE, YACS::ENGINE::Node::getName(), and YACS::ENGINE::newPyStdOut().

 {
   DEBTRACE("checkBasicConsistency");
   InlineNode::checkBasicConsistency();
   {
     AutoGIL agil;
     PyObject* res;
     res=Py_CompileString(_script.c_str(),getName().c_str(),Py_file_input);
     if(res == NULL)
       {
         std::string error="";
         PyObject* new_stderr = newPyStdOut(error);
         PySys_SetObject((char*)"stderr", new_stderr);
         PyErr_Print();
         PySys_SetObject((char*)"stderr", PySys_GetObject((char*)"__stderr__"));
         Py_DECREF(new_stderr);
         throw Exception(error);
       }
     else
       Py_XDECREF(res);
   }
 }

PythonNode * PythonNode::cloneNode ( const std::string & name )

virtual

Create a new node of same type with a given name.

Reimplemented from YACS::ENGINE::InlineNode.

Definition at line 702 of file PythonNode.cxx.

References YACS::ENGINE::InlineNode::_script, YACS::ENGINE::ElementaryNode::_setOfInputPort, YACS::ENGINE::ElementaryNode::_setOfOutputPort, DEBTRACE, YACS::ENGINE::ElementaryNode::edAddInputPort(), YACS::ENGINE::ElementaryNode::edAddOutputPort(), YACS::ENGINE::DataPort::edGetType(), YACS::ENGINE::DataPort::getName(), YACS::ENGINE::TypeCode::kind(), gui.Appli::n, p, PythonNode(), and YACS::ENGINE::InlineNode::setScript().

 {
   PythonNode* n=new PythonNode(name);
   n->setScript(_script);
   list<InputPort *>::iterator iter;
   for(iter = _setOfInputPort.begin(); iter != _setOfInputPort.end(); iter++)
     {
       InputPyPort *p=(InputPyPort *)*iter;
       DEBTRACE( "port name: " << p->getName() );
       DEBTRACE( "port kind: " << p->edGetType()->kind() );
       n->edAddInputPort(p->getName(),p->edGetType());
     }
   list<OutputPort *>::iterator iter2;
   for(iter2 = _setOfOutputPort.begin(); iter2 != _setOfOutputPort.end(); iter2++)
     {
       OutputPyPort *p=(OutputPyPort *)*iter2;
       DEBTRACE( "port name: " << p->getName() );
       DEBTRACE( "port kind: " << p->edGetType()->kind() );
       n->edAddOutputPort(p->getName(),p->edGetType());
     }
   return n;
 }

void PythonNode::createRemoteAdaptedPyInterpretor ( Engines::Container_ptr objContainer )

protectedvirtual

returns an object, you have to deal with (UnRegister)

Implements YACS::ENGINE::PythonEntry.

Definition at line 666 of file PythonNode.cxx.

References _pynode, YACS::ENGINE::Node::getName(), and YACS::ENGINE::InlineNode::getScript().

 {
   if(!CORBA::is_nil(_pynode))
     _pynode->UnRegister();
   _pynode=objContainer->createPyScriptNode(getName().c_str(),getScript().c_str());
 }

void PythonNode::execute ( )

virtual

Implements YACS::ENGINE::Task.

Definition at line 380 of file PythonNode.cxx.

References YACS::ENGINE::InlineNode::_mode, executeLocal(), executeRemote(), and REMOTE_NAME.

 {
   if(_mode==PythonNode::REMOTE_NAME)
     executeRemote();
   else
     executeLocal();
 }

void PythonNode::executeLocal ( )

virtual

Definition at line 539 of file PythonNode.cxx.

References YACS::ENGINE::PythonEntry::_context, YACS::ENGINE::Node::_errorDetails, YACS::ENGINE::InlineNode::_script, YACS::ENGINE::ElementaryNode::_setOfInputPort, YACS::ENGINE::ElementaryNode::_setOfOutputPort, DEBTRACE, YACS::ENGINE::DataPort::edGetType(), YACS::ENGINE::DataPort::getName(), YACS::ENGINE::Node::getName(), YACS::ENGINE::InputPyPort::getPyObj(), YACS::ENGINE::TypeCode::kind(), YACS::ENGINE::newPyStdOut(), p, YACS::ENGINE::OutputPyPort::put(), and YACS::Exception::what().

Referenced by execute().

 {
   DEBTRACE( "++++++++++++++ PyNode::executeLocal: " << getName() << " ++++++++++++++++++++" );
   {
     AutoGIL agil;
 
     DEBTRACE( "---------------PyNode::inputs---------------" );
     list<InputPort *>::iterator iter2;
     for(iter2 = _setOfInputPort.begin(); iter2 != _setOfInputPort.end(); iter2++)
       {
         InputPyPort *p=(InputPyPort *)*iter2;
         DEBTRACE( "port name: " << p->getName() );
         DEBTRACE( "port kind: " << p->edGetType()->kind() );
         PyObject* ob=p->getPyObj();
         DEBTRACE( "ob refcnt: " << ob->ob_refcnt );
 #ifdef _DEVDEBUG_
         PyObject_Print(ob,stderr,Py_PRINT_RAW);
         cerr << endl;
 #endif
         int ier=PyDict_SetItemString(_context,p->getName().c_str(),ob);
         DEBTRACE( "after PyDict_SetItemString:ob refcnt: " << ob->ob_refcnt );
       }
 
     DEBTRACE( "---------------End PyNode::inputs---------------" );
 
     //calculation
     DEBTRACE( "----------------PyNode::calculation---------------" );
     DEBTRACE(  _script );
     DEBTRACE( "_context refcnt: " << _context->ob_refcnt );
 
     std::ostringstream stream;
     stream << "/tmp/PythonNode_";
     stream << getpid();
 
     PyObject* code=Py_CompileString(_script.c_str(), stream.str().c_str(), Py_file_input);
     if(code == NULL)
       {
         _errorDetails="";
         PyObject* new_stderr = newPyStdOut(_errorDetails);
         PySys_SetObject((char*)"stderr", new_stderr);
         PyErr_Print();
         PySys_SetObject((char*)"stderr", PySys_GetObject((char*)"__stderr__"));
         Py_DECREF(new_stderr);
         throw Exception("Error during execution");
       }
     PyObject *res = PyEval_EvalCode((PyCodeObject *)code, _context, _context);
 
     Py_DECREF(code);
     Py_XDECREF(res);
     DEBTRACE( "_context refcnt: " << _context->ob_refcnt );
     fflush(stdout);
     fflush(stderr);
     if(PyErr_Occurred ())
       {
         _errorDetails="";
         PyObject* new_stderr = newPyStdOut(_errorDetails);
         PySys_SetObject((char*)"stderr", new_stderr);
         ofstream errorfile(stream.str().c_str());
         if (errorfile.is_open())
           {
             errorfile << _script;
             errorfile.close();
           }
         PyErr_Print();
         PySys_SetObject((char*)"stderr", PySys_GetObject((char*)"__stderr__"));
         Py_DECREF(new_stderr);
         throw Exception("Error during execution");
       }
 
     DEBTRACE( "-----------------PyNode::outputs-----------------" );
     list<OutputPort *>::iterator iter;
     try
     {
         for(iter = _setOfOutputPort.begin(); iter != _setOfOutputPort.end(); iter++)
           {
             OutputPyPort *p=(OutputPyPort *)*iter;
             DEBTRACE( "port name: " << p->getName() );
             DEBTRACE( "port kind: " << p->edGetType()->kind() );
             PyObject *ob=PyDict_GetItemString(_context,p->getName().c_str());
             if(ob==NULL)
               {
                 std::string msg="Error during execution: there is no variable ";
                 msg=msg+p->getName()+" in node context";
                 _errorDetails=msg;
                 throw Exception(msg);
               }
             DEBTRACE( "PyNode::outputs::ob refcnt: " << ob->ob_refcnt );
 #ifdef _DEVDEBUG_
             PyObject_Print(ob,stderr,Py_PRINT_RAW);
             cerr << endl;
 #endif
             p->put(ob);
           }
     }
     catch(ConversionException& ex)
     {
         _errorDetails=ex.what();
         throw;
     }
 
     DEBTRACE( "-----------------End PyNode::outputs-----------------" );
   }
   DEBTRACE( "++++++++++++++ End PyNode::execute: " << getName() << " ++++++++++++++++++++" );
 }

void PythonNode::executeRemote ( )

virtual

Definition at line 388 of file PythonNode.cxx.

References YACS::ENGINE::Node::_errorDetails, YACS::ENGINE::PythonEntry::_pyfuncSer, YACS::ENGINE::PythonEntry::_pyfuncUnser, _pynode, YACS::ENGINE::ElementaryNode::_setOfInputPort, YACS::ENGINE::ElementaryNode::_setOfOutputPort, YACS::ENGINE::PythonEntry::commonRemoteLoadPart2(), DEBTRACE, YACS::ENGINE::DataPort::edGetType(), YACS::ENGINE::InlineNode::getContainer(), YACS::ENGINE::DataPort::getName(), YACS::ENGINE::Node::getName(), YACS::ENGINE::ElementaryNode::getNumberOfOutputPorts(), YACS::ENGINE::InputPyPort::getPyObj(), YACS::ENGINE::InlineNode::getScript(), CORBAEngineTest::i, YACS::ENGINE::TypeCode::kind(), p, YACS::ENGINE::OutputPyPort::put(), and YACS::Exception::what().

Referenced by execute().

 {
   DEBTRACE( "++++++++++++++ PyNode::executeRemote: " << getName() << " ++++++++++++++++++++" );
   if(!_pyfuncSer)
     throw Exception("DistributedPythonNode badly loaded");
   //
   if(dynamic_cast<HomogeneousPoolContainer *>(getContainer()))
     {
       bool dummy;
       commonRemoteLoadPart2(this,dummy);
       _pynode->assignNewCompiledCode(getScript().c_str());
     }
   //
   Engines::pickledArgs_var serializationInputCorba(new Engines::pickledArgs);
   {
       AutoGIL agil;
       PyObject *args(0),*ob(0);
       //===========================================================================
       // Get inputs in input ports, build a Python dict and pickle it
       //===========================================================================
       args = PyDict_New();
       std::list<InputPort *>::iterator iter2;
       int pos(0);
       for(iter2 = _setOfInputPort.begin(); iter2 != _setOfInputPort.end(); ++iter2)
         {
           InputPyPort *p=(InputPyPort *)*iter2;
           ob=p->getPyObj();
           PyDict_SetItemString(args,p->getName().c_str(),ob);
           pos++;
         }
 #ifdef _DEVDEBUG_
       PyObject_Print(args,stderr,Py_PRINT_RAW);
       std::cerr << endl;
 #endif
       PyObject *serializationInput(PyObject_CallFunctionObjArgs(_pyfuncSer,args,NULL));
       Py_DECREF(args);
       //The pickled string may contain NULL characters so use PyString_AsStringAndSize
       char *serializationInputC(0);
       Py_ssize_t len;
       if (PyString_AsStringAndSize(serializationInput, &serializationInputC, &len))
         throw Exception("DistributedPythonNode problem in python pickle");
       serializationInputCorba->length(len);
       for(int i=0; i < len ; i++)
         serializationInputCorba[i]=serializationInputC[i];
       Py_DECREF(serializationInput);
   }
 
   //get the list of output argument names
   std::list<OutputPort *>::iterator iter;
   Engines::listofstring myseq;
   myseq.length(getNumberOfOutputPorts());
   int pos=0;
   for(iter = _setOfOutputPort.begin(); iter != _setOfOutputPort.end(); ++iter)
     {
       OutputPyPort *p=(OutputPyPort *)*iter;
       myseq[pos]=p->getName().c_str();
       DEBTRACE( "port name: " << p->getName() );
       DEBTRACE( "port kind: " << p->edGetType()->kind() );
       DEBTRACE( "port pos : " << pos );
       pos++;
     }
   //===========================================================================
   // Execute in remote Python node
   //===========================================================================
   DEBTRACE( "-----------------starting remote python invocation-----------------" );
   Engines::pickledArgs_var resultCorba;
   try
     {
       //pass outargsname and dict serialized
       resultCorba=_pynode->execute(myseq,serializationInputCorba);
     }
   catch( const SALOME::SALOME_Exception& ex )
     {
       std::string msg="Exception on remote python invocation";
       msg += '\n';
       msg += ex.details.text.in();
       _errorDetails=msg;
       throw Exception(msg);
     }
   DEBTRACE( "-----------------end of remote python invocation-----------------" );
   //===========================================================================
   // Get results, unpickle and put them in output ports
   //===========================================================================
   char *resultCorbaC=new char[resultCorba->length()+1];
   resultCorbaC[resultCorba->length()]='\0';
   for(int i=0;i<resultCorba->length();i++)
     resultCorbaC[i]=resultCorba[i];
 
   {
       AutoGIL agil;
       PyObject *args(0),*ob(0);
       PyObject* resultPython=PyString_FromStringAndSize(resultCorbaC,resultCorba->length());
       delete [] resultCorbaC;
       args = PyTuple_New(1);
       PyTuple_SetItem(args,0,resultPython);
       PyObject *finalResult=PyObject_CallObject(_pyfuncUnser,args);
       Py_DECREF(args);
 
       if (finalResult == NULL)
         {
           std::stringstream msg;
           msg << "Conversion with pickle of output ports failed !";
           msg << " : " << __FILE__ << ":" << __LINE__;
           _errorDetails=msg.str();
           throw YACS::ENGINE::ConversionException(msg.str());
         }
 
       DEBTRACE( "-----------------PythonNode::outputs-----------------" );
       int nres=1;
       if(finalResult == Py_None)
         nres=0;
       else if(PyTuple_Check(finalResult))
         nres=PyTuple_Size(finalResult);
 
       if(getNumberOfOutputPorts() != nres)
         {
           std::string msg="Number of output arguments : Mismatch between definition and execution";
           Py_DECREF(finalResult);
           _errorDetails=msg;
           throw Exception(msg);
         }
 
       pos=0;
       try
       {
           for(iter = _setOfOutputPort.begin(); iter != _setOfOutputPort.end(); ++iter)
             {
               OutputPyPort *p=(OutputPyPort *)*iter;
               DEBTRACE( "port name: " << p->getName() );
               DEBTRACE( "port kind: " << p->edGetType()->kind() );
               DEBTRACE( "port pos : " << pos );
               if(PyTuple_Check(finalResult))
                 ob=PyTuple_GetItem(finalResult,pos) ;
               else
                 ob=finalResult;
               DEBTRACE( "ob refcnt: " << ob->ob_refcnt );
               p->put(ob);
               pos++;
             }
           Py_DECREF(finalResult);
       }
       catch(ConversionException& ex)
       {
           Py_DECREF(finalResult);
           _errorDetails=ex.what();
           throw;
       }
   }
   DEBTRACE( "++++++++++++++ ENDOF PyNode::executeRemote: " << getName() << " ++++++++++++++++++++" );
 }

std::string PythonNode::getContainerLog ( )

virtual

returns a string that contains the name of the container log file if it exists

Do nothing here. To subclass

Reimplemented from YACS::ENGINE::Node.

Definition at line 644 of file PythonNode.cxx.

References YACS::ENGINE::InlineNode::_container, YACS::ENGINE::InlineNode::_mode, and YACS::ENGINE::PythonEntry::GetContainerLog().

 {
   return PythonEntry::GetContainerLog(_mode,_container,this);
 }

Engines::PyNodeBase_var PythonNode::getRemoteInterpreterHandle ( )

protectedvirtual

Implements YACS::ENGINE::PythonEntry.

Definition at line 696 of file PythonNode.cxx.

References _pynode.

 {
   return Engines::PyNodeBase::_narrow(_pynode);
 }

const char* YACS::ENGINE::PythonNode::getSerializationScript ( ) const

inlineprotectedvirtual

Implements YACS::ENGINE::PythonEntry.

Definition at line 71 of file PythonNode.hxx.

71 { return SCRIPT_FOR_SERIALIZATION; }

void PythonNode::load ( )

virtual

Reimplemented from YACS::ENGINE::ElementaryNode.

Definition at line 360 of file PythonNode.cxx.

References YACS::ENGINE::InlineNode::_mode, DEBTRACE, loadLocal(), loadRemote(), and REMOTE_NAME.

 {
   DEBTRACE( "---------------PyNode::load function---------------" );
   if(_mode==PythonNode::REMOTE_NAME)
     loadRemote();
   else
     loadLocal();
 }

void PythonNode::loadLocal ( )

virtual

Definition at line 369 of file PythonNode.cxx.

References DEBTRACE.

Referenced by load().

 {
   DEBTRACE( "---------------PyNode::loadLocal function---------------" );
   // do nothing
 }

void PythonNode::loadRemote ( )

virtual

Definition at line 375 of file PythonNode.cxx.

References YACS::ENGINE::PythonEntry::commonRemoteLoad().

Referenced by load().

 {
   commonRemoteLoad(this);
 }

Engines::PyNodeBase_var PythonNode::retrieveDftRemotePyInterpretorIfAny ( Engines::Container_ptr objContainer ) const

protectedvirtual

returns (if any) an object, you have to deal with (UnRegister)

Implements YACS::ENGINE::PythonEntry.

Definition at line 673 of file PythonNode.cxx.

References YACS::ENGINE::Node::getName(), and PMMLBasicsTestLauncher::ret.

 {
   Engines::PyScriptNode_var ret(objContainer->getDefaultPyScriptNode(getName().c_str()));
   if(!CORBA::is_nil(ret))
     {
       ret->Register();
     }
   return Engines::PyNodeBase::_narrow(ret);
 }

void PythonNode::shutdown ( int level )

virtual

Stop all pending activities of the node.

This method should be called when a Proc is finished and must be deleted from the YACS server

Reimplemented from YACS::ENGINE::Node.

Definition at line 649 of file PythonNode.cxx.

References YACS::ENGINE::InlineNode::_container, YACS::ENGINE::InlineNode::_mode, _pynode, DEBTRACE, and YACS::ENGINE::Container::shutdown().

 {
   DEBTRACE("PythonNode::shutdown " << level);
   if(_mode=="local")return;
   if(_container)
     {
       if(!CORBA::is_nil(_pynode)) _pynode->UnRegister();
       _pynode=Engines::PyScriptNode::_nil();
       _container->shutdown(level);
     }
 }

Node * PythonNode::simpleClone	(	ComposedNode *	father,
		bool	editionOnly
	)		const

protectedvirtual

Implements YACS::ENGINE::Node.

Definition at line 661 of file PythonNode.cxx.

References PythonNode().

 {
   return new PythonNode(*this,father);
 }

virtual std::string YACS::ENGINE::PythonNode::typeName ( )

inlinevirtual

Reimplemented from YACS::ENGINE::InlineNode.

Definition at line 86 of file PythonNode.hxx.

86 { return "YACS__ENGINE__PythonNode"; }

Member Data Documentation

Engines::PyScriptNode_var YACS::ENGINE::PythonNode::_pynode

protected

Definition at line 95 of file PythonNode.hxx.

Referenced by applyDPLScope(), assignRemotePyInterpretor(), createRemoteAdaptedPyInterpretor(), executeRemote(), getRemoteInterpreterHandle(), shutdown(), and ~PythonNode().

const char PythonNode::DPL_INFO_NAME ="my_dpl_localization"

static

Definition at line 93 of file PythonNode.hxx.

Referenced by applyDPLScope().

const char PythonNode::IMPL_NAME ="Python"

static

Definition at line 90 of file PythonNode.hxx.

Referenced by YACS::ENGINE::PyFuncNode::PyFuncNode(), PythonNode(), and YACS::ENGINE::SalomePythonNode::SalomePythonNode().

const char PythonNode::KIND ="Python"

static

Definition at line 89 of file PythonNode.hxx.

Referenced by YACS::ENGINE::DistributedPythonNode::getKind().

const char PythonNode::REMOTE_NAME ="remote"

static

Definition at line 92 of file PythonNode.hxx.

Referenced by applyDPLScope(), execute(), YACS::ENGINE::PyFuncNode::execute(), load(), and YACS::ENGINE::PyFuncNode::load().

const char PythonNode::SCRIPT_FOR_SERIALIZATION

static

Initial value:

="import cPickle\n"
    "def pickleForDistPyth2009(kws):\n"
    "  return cPickle.dumps(((),kws),-1)\n"
    "\n"
    "def unPickleForDistPyth2009(st):\n"
    "  args=cPickle.loads(st)\n"
    "  return args\n"

Definition at line 91 of file PythonNode.hxx.

The documentation for this class was generated from the following files:

src/runtime/PythonNode.hxx
src/runtime/PythonNode.cxx

Public Member Functions

Static Public Attributes

Protected Member Functions

Protected Attributes

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Constructor & Destructor Documentation

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