Prevent re-running in dynamo

[Tomasz_Puchala]

Have you tried this?

Placing element - Node remembers elemt ID

Hi, Try this: import clr clr.AddReference('ProtoGeometry') from Autodesk.DesignScript.Geometry import * # Import ToDSType(bool) extension method clr.AddReference("RevitNodes") import Revit clr.ImportExtensions(Revit.Elements) # Import geometry conversion extension methods clr.ImportExtensions(Revit.GeometryConversion) # Import DocumentManager and TransactionManager clr.AddReference("RevitServices") import RevitServices from RevitServices.Persistence import DocumentManager from RevitServices.Tr…