FreezeNodesByName

DynamoAPI_FreezeNodes.py

# Importing Reference Modules
# CLR ( Common Language Runtime Module )
import clr
# Adding the DynamoRevitDS.dll module to work with the Dynamo API
clr.AddReference('DynamoRevitDS')
import Dynamo 

# access to the current Dynamo instance and workspace
dynamoRevit = Dynamo.Applications.DynamoRevit()
currentWorkspace = dynamoRevit.RevitDynamoModel.CurrentWorkspace

freezeToggle = IN[0]
nodeName = IN[1]

allNodes = currentWorkspace.Nodes

setParamNodes = []

for i in allNodes:
	if i.Name == nodeName:
		#append the set parameter nodes to a list
		setParamNodes.append(i)
		
		#freeze or unfreeze
		i.IsFrozen = freezeToggle

OUT = setParamNodes