This Revit & Dynamo tutorial will help you quickly delete all unused line styles, such as those from imported CAD files or simply redundant in the model. This solves the problem where Revit’s Purge Unused doesn’t allow remove line styles not in use. With Dynamo, this is now really easy and can be done in 1 single click.
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You can download the finished Dynamo script here.
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See our other tutorial on using Python for Dynamo in Revit here.
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