Change log

Change log of the Python interface

Release 2024-2

Action	From / To	Subject	Comment
Added	OlpCore	OlpCore	Added the OlpCore chapter, that defines the base Python library for writing a downloader with Python.
Added	Upload	Upload	Added the Upload chapter, that defines the Python library for writing an uploader with Python.
Modified	Download	Download	Added new methods, link to base classes.
Modified	Embedded Python	Python interpreter version	Updated from 3.7.4 to 3.12.4 version
Modified	site-packages	debugpy	Debugpy library is used instead of ptvsd python debug
Added	site-packages	numpy	Numpy library is included in standard delivery package

Release 2024-1-3

Action	From / To	Subject	Comment
Added	IOlpEventRule	CENPyOlpEventRuleOperator	Added predefined constants TechRequestIDs used to flag TPEs in some LeadIn, LeadOut, Approach and Retract (method FindTpeByTechRequestId)

Release 2024-1

Action	From / To	Subject	Comment
Added	nls.py	class NLSUtility()	Added Method GetETwoNLS to get Language set in E2.
Added	arcreport.py	class ArcReportUtility(PDF)	Added a Base Class to create an ArcWelding PDF Report.
Added	CENPyOlpProgramModifyOperator	CreateMatrix	Get an initial empty CenPyOlpMatrix Object.
Added	CENPyOlpResource	GetHomePositions	Return home positions as objects of CENPyOlpHomePosition class.
Added	CENPyOlpHomePosition	GetJointAt	Returns object CENPyOlpJoint representing the joint at the desired index.
Added	CENPyOlpHomePosition	GetCount,GetName, GetPositionOf	New methods.
Added	CENPyOlpJoint	GetName,GetKinType,GetJointType,GetJointIndex	New methods.
Added	CENPyOlpContoller	GetWeldingDataSetsFromDataBase	Get defined welding data sets from weld database of the active controller.
Added	CENPyOlpEventHandler	GetAllRuleBasedEvents GetAllNonRuleBasedEvents	Get a list of all existing rule-based or Olp events on the given toolpath element.
Added	CENPyOlpEventObject	GetOlpEventName	Get the current Event's Name.
Added	CENPyOlpEvent_EventComputeOperator	IsPythonEvent	Checks if the reference event is a C++ or python event.

Release 2023-2-5

Action	From / To	Subject	Comment
Added	CENPyOlpWM_AttribChangedOperator	GetChangedComponent	With the added methods, it is now possible to control attribute values at levels below the callback.
		GetOperatorForComponent
	CENPyOlpTech_AttribChangedOperator	GetChangedComponent
		GetOperatorForComponent

Release 2023-2

Action	From / To	Subject	Comment
Added	CENPyOlpContoller	GetMainResourcesMaxTCPFeedrate	Gets the maximum TCP Feedrate Value of the Main Resource.
Added	CENPyOlpTpElement	GetTrack GetTeachFlags	Get the track corresponding to this toolpath element. Get the teach flags.
	CENPyOlpTeachHandler	RemoveTeachFlags	Remove the teach flags.
	CENPyOlpOperation	GetTracks	Get all toolpath tracks of the operation.
	CENPyOlpOperationGroup	GetTracks	Get all toolpath tracks of the operation group.
	CENPyOlpProgram	GetTracks	Get all toolpath tracks of the program.
	CENPyOlpTrack	-	New class.
	CENPyOlpProgramModifyOperator	GetInterpolationHandler	Get interpolation handler.
	CENPyOlpInterpolationHandler	CreatePathInterpolation DeletePathInterpolation SwitchPathInterpolationType AddPathInterpolationSupport RemovePathInterpolationSupport CreateSurfaceInterpolation DeleteSurfaceInterpolation SwitchSurfaceInterpolationType AddSurfaceInterpolationSupport RemoveSurfaceInterpolationSupport IsInterpolated IsSupport	New class.
	Constants	ErrorCodes InterpolationErrorCodes InterpolationType TeachFlags	New constants.
	DynamicLimits	CheckJointsDynamicLimits	Dynamic limits check.
Updated	report.py	class ReportUtility(FPDF)	Extend new commands for PDF Report
Added	CENPyOlpSeamFindingOperator	GetSeamFindingPoint GetSeamTrackingPoint SeamFindingApproachRetractPoint SeamFindingApproachRetractPointAlt	New class.

Release 2023-1-2

Action	From / To	Subject	Comment
Added	nls.py	class NLSUtility()	Added a Base Class to do NLS Translation.

Release 2023-1-2

Action	From / To	Subject	Comment
Added	report.py	class ReportUtility(FPDF)	Added a Base Class to create a PDF Report.

Release 2023-1-1

Action	From / To	Subject	Comment
Added	CENPyOlpBuiltInEvent	GetBuiltInEventInsertPosition	Added a Method to get BuildIn Event´s Insert Position.
Added	CENPyOlpEventObject	GetOlpEventInsertPosition	Added a Method to get OLP Event´s Insert Position.

Release 2023-1

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Updated

Updated an existing function to include both cost evaluation and simulation results.

Add a return value to the function.

Added

CENPyOlpTpElement

GetSimulationCollisionStatus

GetTurnUserString

Get the simulation collision status.

Get the turn user string of the underlying toolpath element.

Release 2022-3-2

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Added

CENPyOlpEvent_EventComputeOperator

ExecuteBrushEventCompute

ExecuteGunEventCompute

Additional overloads with optional trigger parameters.

Release 2022-3-1

Action	From / To	Subject	Comment
Updated	PostTechOnFrameChanged PostWmOnFrameChanged	CENPyOlpFrameChangedOperator	Add a return value to PostTechOnFrameChanged and PostWmOnFrameChanged callbacks.
Added	CENPyOlpController	GetControllerType GetSeries GetModel GetActiveToolFrameName GetActiveToolResourceName GetLastGeneratedFilePathsFromDownload GetLastSelectedFilePathsFromUpload DownloadProgramByName	New functions.
	cenpylib	FileUtility	The paths to the Cenit and E2 logos are available in cenpylib.
	CENPyOlpWM_SyncPgAttribOperator	GetController	Get parent controller.
	CENPyOlpEvent_PEOperator	GetController	Get parent controller.
	CENPyOlpEvent_EventComputeOperator	GetCurrentToolResourceName	Get the name of the current tool.
	CENPyOlpOperationGroup	SetName	Set the operation group name.
	CENPyOlpOperation	SetName	Set the operation name.
	Constants	DownloadErrorCodes ControllerType ColumnType	New constants.
	CENPyOlpAttributeTable	Whole topic	Table attribute for controller profiles and operator especially for import/export of table.
	CENPyOlpAttributeTableOperator	Whole topic
	CENPyOlpAttribGetter	GetAttributeTableByName GetScopeSortedTableRows	New functions.
	CENPyOlpEvent_EventComputeOperator	ExecuteBrushEventCompute ExecuteGunEventCompute	New functions to easily implement events that set brushes for guns and events that turn guns on or off.

Release 2022-3

Action	From / To	Subject	Comment
Added	Python Code Style Guide	Style Guide for Python Code General CENIT style recommendations	General guidelines for CENIT code style.
	Python libraries	cenpylib	Python package, developed by CENIT AG, contains IntelliSense and all the utilities implemented for easy scripting.
	Visual Studio Code configurations	Recommended VS Code extensions IntelliSense settings	Recommended Visual Studio Code configurations.
	AuxiliaryCommandsCallbacks	ProgramProcessGeometries callback ProcessGeometry auxiliary command entries	First implementation of the ProgramProcessGeometries auxiliary commands.
	CENPyOlpProgramProcessGeometryOperator	GetLoggerOperator GetCsvParserOperator GetController GetActiveProgram GetSelectedProcessGeometries GetStartStateNames	New operator with its functions.
	CENPyOlpProcessGeometryOperator	GetContourLength	Get the curve length of the contour process geometry.
	CENPyOlpTech_RecipeOperator	GetSelectedProcessGeometries	Replaces the GetActiveProcessGeometries function.
	CENPyOlpProgram	ProgramProcessGeometries IsMain	Function to program selected process geometries. Get if the program has the "main" flag or is a subprogram.
	CENPyOlpOperationGroup	GetParentProgramName	Get the name of the parent program.
	CENPyOlpTpElement	SetName	Set the new name of the toolpath element.
	CENPyOlpController	CreateProgram GetAttributeByName GetAttributeIntegerByName GetAttributeFloatByName GetAttributeStringByName GetAttributeBoolByName GetOutputDirectory	Functions to create a new controller program. Functions to get user-defined attribute objects by the given name and an output directory path.
	AutoExecute auxiliary command entries	PostProgramDownload PostProgramDownloadOnsite PostProgramUpload PostProgramUploadOnsite PrevProgramDownloadOnsite PrevProgramUpload PrevProgramUploadOnsite	New AutoExecute auxiliary script entries.
	CENPyOlpTech_RuleInitOperator	OverrideEventRuleInsertPosition	New functions to override the default insert position for an event rule.
	CENPyOlpTech_RuleUpdateOperator	OverrideEventRuleInsertPosition
	CENPyOlpWM_RuleInitOperator	OverrideEventRuleInsertPosition
	CENPyOlpWM_RuleUpdateOperator	OverrideEventRuleInsertPosition

Release 2022-2-4

Action	From / To	Subject	Comment
Added	CENPyOlpEvent_PEOperator	IsEventCreatedAutomatically	Get if the reference event was created by a rule, another event, or inserted manually.
	CENPyOlpEvent_EventComputeOperator	IsEventCreatedAutomatically
	CENPyOlpEvent_AttribChangedOperator	IsEventCreatedAutomatically

Release 2022-2-3

Action	From / To	Subject	Comment
Added	CENPyOlpTeachHandler	SetTpElementName SetTpElementMotionType SetTpElementTargetType SetTpElementConfigBehavior SetTpElementTurnBehavior	Added ability to set TPE parameters through TeachHandler.
	CENPyOlpTpElement	GetTargetType GetConfigBehavior GetConfigUserString GetTurnBehavior GetCollisionStatus GetReachabilityStatus GetSingularityStatus	Added ability to get TPE parameters.
	Constants	TargetType ConfigBehavior TurnBehavior CollisionStatus ReachabilityStatus SingularityStatus	New constants.

Release 2022-2-1

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Added

CENPyOlpWM_SyncPgAttribOperator

GetCurrentToolFrameIndex

GetCurrentBaseFrameIndex

GetCurrentToolFrameMatrix

GetCurrentBaseFrameMatrix

Methods return the current tool and base frames of the parent operation.

Release 2022-2

Action	From / To	Subject	Comment
Added	Python libraries	fpdf2	Added fpdf package for PDF document generation.

Release 2022-1

Action	From / To	Subject	Comment
Added	AutoExecute auxiliary command entries	PostProgramProcessGeometries PrevProgramDownload	The first implementation of the AutoExecute auxiliary script entries.
	AuxiliaryCommandsCallbacks	ModifyActiveProgram callback OlpProgram auxiliary command entries	First implementation of the ModifyActiveProgram auxiliary commands.
	CENPyOlpProgramModifyOperator	GetAttribGetter GetAttribSetter GetLoggerOperator GetController GetCsvParserOperator GetActiveProgram GetComputeHandler GetTeachHandler GetEventHandler GetProgramTpElementsByName	This operator is called withing the scope of the ModifyActiveProgram callback.
	CENPyOlpPosition	X Y Z RX RY RZ GetCoordinates SetCoordinates GetViaPointCoordinates SetViaPointCoordinates GetOrientation SetOrientation GetRefTpElement SetRefTpElement GetPositionRelation SetPositionRelation GetMatrix GetViaPointMatrix TranslatePosition TranslateViaPointPosition RotatePosition GetViaPointName GetJointValues SetJointValues GetExternalJointValues SetExternalJointValues	Handles all modifications and translations of a toolpath element using simplified functions and working with Cartesian coordinates.
	CENPyOlpProgram	GetName GetAttribGetter GetAttribSetter GetOperationGroups GetlOperations GetLastCreatedOperations GetTpElements GetTpElementsWithEvent	Provides access to the program level.
	CENPyOlpComputeHandler	EnableAutoRecompute DisableAutoRecompute TriggerRecompute	It is available only in ModifyActiveProgram callback.
	CENPyOlpTeachHandler	GetTpElementPosition ModifyTpElement InsertNewTpElement RemoveTpElement	Applies all modifications of the CENPyOlpPosition to the toolpath element.
	CENPyOlpEventHandler	GetEventsByName GetRuleBasedEventsByName GetBuiltInEventsByType AddEventByName AddBuiltInEventByType RemoveEvent RemoveBuiltInEvent	Handles all event modifications.
	CENPyOlpTpElement	GetName GetProcessType GetMotionType	New methods to get the toolpath element information.
	CENPyOlpOperationGroup	GetName OverrideAttribute GetOperations GetTpElements GetTpElementsWithEvent	New methods to access operation group data.
	CENPyOlpOperation	GetName OverrideAttribute GetProcessGeometryIdentifier GetTpElements GetTpElementsWithEvent	New methods to access operation data.
	CENPyOlpController	GetProgramNames GetLogicPortByName	New methods to get the program names and logic ports.
	CENPyOlpResource	GetAttributeByName GetValueOfIntegerAttributeByName GetValueOfFloatAttributeByName GetValueOfStringAttributeByName GetValueOfBoolAttributeByName	New methods to get the resource attributes or directly the values of the resource attributes.
	Constants	BuiltInEventTypes ReComputeEnterStates ComputeStateMatrix AttribOverrideMode MotionType PosRelation TpProcessType	New types have been added and old ones have been expanded.
	Python libraries	tkinter	Added tkinter GUI package
	CENPyOlpEvent_EventComputeOperator	GetTouchSensingOperator	Get touch sensing operator.
	CENPyOlpTouchSensingOperator	Whole topic	New Touch Sensing operator.

Release 2021-6

Action	From / To	Subject	Comment
Added	PostTechOnFrameChanged PostWmOnFrameChanged	CENPyOlpFrameChangedOperator	The callback PostTechOnFrameChanged and PostWmOnFrameChanged is called from kernel when the tool or base frame was changed at the operation level.
	CENPyOlpBuiltInEvent	SetOutputTarget GetOutputTarget	Methods to set/get target output for event.
	CENPyOlpTech_UpdateOperator	GetAttribGetter GetAttribSetter GetAttribCreator GetLoggerOperator GetController GetOlpProgram RemoveAttribute SetAttribOwner GetTechEventRuleUpdateOperator GetWmEventRuleUpdateOperator GetCycleExplodeStatus GetLastSavedPythonTechnologyVersion	Methods to get/set/create/remove attributes, to get program components, controller, logger operator, cycle explode status, last saved python technology version, to set owner of attribute, to update
	CENPyOlpProgramComponent	GetType GetParentComponent GetChildComponents GetCreatorName	Methods to get rule and active event names, add a new event or set an active event for the current event rule.
	CENPyOlpTech_RuleUpdateOperator	AddEvent GetRuleName GetActiveEventName SetActiveEvent	Methods to get rule and active event names, add a new event or set an active event for the current event rule.
	CENPyOlpWM_RuleUpdateOperator	AddEvent GetRuleName GetActiveEventName SetActiveEvent	Methods to get rule name and to add an event.
	PostTechUpdate	CENPyOlpTech_UpdateOperator	The callback to update of program if the technology script was changed and the technology script version was increased.
	CENPyOlpAttribCreator	AddInteger	AddInteger() replaces the old AddInt() method. AddInt() is still supported.
Updated	CENPyOlpCsvParserOperator	LoadCsvFile	Updated example of how to get the path to CSV file from TechTabs folder.
Updated	Debugging Python with Visual Studio Code	Debugging steps	Review the necessary debugging steps.
Added	CENPyOlpController	IsTeamController GetTeamController GetControllers	Add access to the Team controller and its resources.
Added	CENPyOlpTpElement	GetMatrixToActiveBaseFrame GetMatrixToBaseFrame GetGlobalTransformedMatrix GetGlobalTransformedMatrixUnaligned GetInitialPathMatrixTranslatedInBaseFrame	Methods to get a matrix of the current toolpath element.
Updated	CENPyOlpMatrix	GetRotation	Existing method changed: return rotation angles in radians by default and in degrees if input parameter (True) is specified.

Release 2021-5

Action	From / To	Subject	Comment
Added	CENPyOlpController	GetActiveToolFrameIndex() GetActiveBaseFrameIndex() GetActiveToolFrameMatrix() GetActiveBaseFrameMatrix()	Methods return the active base frame defined in the unit setup.
	CENPyOlpEvent_PEOperator CENPyOlpEvent_PEOperatorUpload CENPyOlpEvent_EventComputeOperator	GetCurrentToolFrameIndex() GetCurrentBaseFrameIndex() GetCurrentToolFrameMatrix() GetCurrentBaseFrameMatrix()	Methods return the current base frame for a specific toolpath element, defined on the operation level.
	CENPyOlpMatrix	IsValid()	Method that checks whether a matrix is valid or just a null object.
	AttribOverrideMode	CENPyOlpAttribSetter CENPyOlpSystemAttribSetter	AttribSetter operator was extended with the new AttribOverrideMode parameter, thereby all methods in CENPyOlpAttribSetter and CENPyOlpSystemAttribSetter were updated too.

Release 2021-4

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Added

CENPyOlpWaitForResourcePortEvent

AddResourcePortInt16

AddResourcePortByte

New Byte and Int16 resource port events in the CENPyOlpResourcePortEvent class

CENPyOlpSetResourcePortEvent

AddResourcePortInt16

AddResourcePortByte

Release 2021-3

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Added

CENPyOlpTech_AttribChangedOperator

CENPyOlpWM_AttribChangedOperator

CENPyOlpSeries_AttribChangedOperator

CENPyOlpEvent_AttribChangedOperator

GetChangedAttributeName()

Method to get the name of changed attribute, which triggered "*OnAttribChanged" callback

Deprecated

CENPyOlpTech_AttribChangedOperator

CENPyOlpWM_AttribChangedOperator

CENPyOlpSeries_AttribChangedOperator

GetChangedAttribute()

Please use GetChangedAttributeName() instead

Release 2021-2

Action	From / To	Subject	Comment
Added	CENPyOlpSystemAttribSetter	SetProcessFlowDirection	Enabled the SetProcessFlowDirection method for python API

Release 2020-5

Action	From / To	Subject	Comment
Added	OlpEvent	isEnabled	Specifies if the event should be shown in the event panel.

Release 2020-4

Action	From / To	Subject	Comment
Added	OlpEvent	CENPyOlpEvent_PEOperatorUpload	see PostProcessAttributesUpload

Release 2020-2

Action	From / To	Subject	Comment
Added	IOlpSeries callbacks	GetRegShapeStyle	+ Added support for ControllerPackage folder structure
	CENPyOlpAccelerationEvent	SetUnit(unit: ATTRIBUTE_TYPE)	merged to SP 2019.5.3
	IOlpEvent	CENPyOlpEvent_EventComputeOperator	Added method SetTechnologyRequestId
	IOlpEventRule	CENPyOlpEventRuleOperator	Added method FindTpeByTechRequestId

Release 2019-6.0

Action	From / To	Subject	Comment
Added	E2	ptvsd 4.3.0	Debug with vsCode / vs2017 / vs2019
	IOlpSeries	CENPyOlpSeries_AttribInitOperator	see PostSeriesInitAttributes
		CENPyOlpSeries_EventInitOperator	see PostSeriesInitEvents
		CENPyOlpSeries_AttribChangedOperator	see PostSeriesOnAttribChanged
	CENPyOlpAttribute	IsValid() : bool	new method added to check if attribute exists in OLP
Deprecated	E2	ptvsd_v2.2.6	Debug with vs2015 (still possible, but the library \Lib\site-packages\ptvsd should be downgraded manually)

Release 2019-5.0

Action	From / To	Subject	Comment
Added	Objects	CENPyOlpResource	Resource now accessible, can be used to retrieve Ports
		CENPyOlpPort	Ports used to send signals during simulation
		CENPyOlpSetResourcePortEvent	New event to work with Resource Ports
		CENPyOlpWaitForResourcePortEvent	New event to work with Resource Ports
	CENPyOlpEventOperator	AddSetResourcePortEvent()	Method to create new event
	CENPyOlpEventOperator	AddWaitForResourcePortEvent()	Method to create new event
	CENPyOlpController	GetResources()	Method to retrieve controlled resources from the controller

Release 2018-2.0

Action	From / To	Subject	Comment
Added	IOlpEventCallbacks	GetCycleRotationAutoFlag	If not specified will call internally GetCycleRotationFlag()
		GetCycleRotationManualFlag	If not specified will call internally GetCycleRotationAutoFlag()
		GetCycleTranslationAutoFlag	If not specified will call internally GetCycleTranslationFlag()
		GetCycleTranslationManualFlag	If not specified will call internally GetCycleTranslationAutoFlag()
Deprecated	IOlpEventCallbacks	GetCycleRotationFlag	Replaced with GetCycleRotationAutoFlag()
	IOlpEventCallbacks	GetCycleTranslationFlag	Replaced with GetCycleTranslationAutoFlag()
	centypes.py	from centypes import *	No need to call "from centypes import *" from customization script anumore. It is done internally.
Fixed	Customization script files	Python callback execution from wrong script	https://dfstrac.de.cenit-group.com/CENSEM207/ticket/9100

Release 2018-1.4

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Added

IOlpEvent

GetCycleReferenceBehavior

def GetCycleReferenceBehavior():

return CYCLEREFBEHAVIOR_NORMAL

Release 2018-1.3 (05.07.2018)

Action	From / To	Subject	Comment
Added	CENPyOlpEvent_EventComputeOperator	GetEventOperator	See. CENPyOlpEventOperator
	IOlpEventRule	PostExecute
	Constants	ReComputeEnterStates
	Constants	TPINSERTPOS_INHERIT	See. TPINSERTPOSITION
	CENPyOlpTech_MfGeoInitOperator	GetCurrentProcessGeometryOperator	See. CENPyOlpProcessGeometryOperator
	PostWmSyncPgAttributes	CENPyOlpWM_SyncPgAttribOperator
	CENPyOlpTech_AttribInitOperator	GetCsvParserOperator	See. CENPyOlpCsvParserOperator
	CENPyOlpWM_POAttribOperator	GetGeometryOperator	See. CENPyOlpWM_GeometryOperator
	file: WorkMethod.py	PostProcessOperationAttributes	See. CENPyOlpWM_POAttribOperator
	file: WorkMethod.py	PostProcessOperationGroupAttributes	See. CENPyOlpTech_POGAttribOperator
		CENPyOlpSetBoolSignalEvent	See. CENPyOlpEventOperator
		CENPyOlpSetFloatSignalEvent
		CENPyOlpSetIntSignalEvent
		CENPyOlpWaitForBoolSignalEvent
		CENPyOlpWaitForFloatSignalEvent
		CENPyOlpWaitForIntSignalEvent
		CENPyOlpWaitForBoolSensorEvent
		CENPyOlpBoolActorEvent
		CENPyOlpFloatArrayActorEvent
		CENPyOlpAccelerationEvent
	PostTechOnAttribChanged	CENPyOlpTech_AttribChangedOperator
	PostWmOnAttribChanged	CENPyOlpWm_AttribChangedOperator
	CENPyOlpEventOperator	AddAccelerationEvent
Removed	CENPyOlpEvent_EventComputeOperator	AddEvent	Moved to CENPyOlpEventOperator See. eventComputeOperator.GetEventOperator()
		AddActorEvent
		AddSensorEvent
		AddSetSignalEvent
		AddWaitForSignalEvent
		AddSpeed
		AddToolEvent
		AddAccuracyEvent
		AddDwellEvent
	CENPyEnums	CENPyEnums	All “from CENPyEnums import *” has to be removed. ReComputeEnterStates constants should be used from now. attrib.SetReComputeEnterState(ENTERSTATE_COMPLETE)

Deprecated, still supported.

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