Create Parameters in a Revit Family

[Yna_Db]

@VictorTrevijano

get and set the formulas of these parameters

See if these posts can help for this part of your question:

How to set 'Formula' for parameters in family

Hi @Mostafa_El_Ayoubi, Thanks for responding. I tried the below script and it worked. [image] Thanks Vasu

Edit Formula Value in Project Environment for Multiple Families at Once

I just had a look at the Python code within the DanEDU.FamilyDocument.SetFormulaByName node, and it converts the values into strings so inputting a null value doesn’t seem to work. If you paste this into a Python script node, it will accept a null value (removed the quotes around values[idx] in line 39) #Copyright(c) 2014-2017, DanEDU Dynamo #Erik Falck Jørgensen, Technical University of Denmark (DTU) import clr clr.AddReference('RevitAPI') from Autodesk.Revit.DB import* clr.AddReference('Rev…

Once you found something useful for your workflow, just send a screenshot of what you tried