How to Remove Unreferenced Markings in an Analysis in Spotfire® Using IronPython Scripting

Introduction

Below is a sample script on removing Markings in a analysis which are not referenced by any visualizations

Code Sample

from Spotfire.Dxp.Application.Visuals import *

listofMarkings=set()

for page in Document.Pages:
	for vis in page.Visuals:
		if str(vis.TypeId) != "TypeIdentifier:Spotfire.HtmlTextArea":
			visData= vis.As[VisualContent]().Data
			if visData.MarkingReference:
				listofMarkings.add(visData.MarkingReference.Name)
				if visData.Filterings.Count!=0:
					for i in visData.Filterings:
						listofMarkings.add(i.Name)

for i in Document.Data.Markings:
	name=i.Name
	if name not in listofMarkings:
		Document.Data.Markings.Remove(i)

References

• API Reference: VisualizationData
• API Reference: DataManager

License:  TIBCO BSD-Style License

Back to IronPython Scripting in Spotfire Examples:  https://community.spotfire.com/s/article/IronPython-Scripting-in-Spotfire