Parameters by ENUMS

[SeanP]

See if this works for you to get started.

Setting Built in Parameter by using a Variable value

Right, if you simply pass in a string it is not a BuiltInParameter. Here’s a rewritten example: import clr clr.AddReference('RevitAPI') from Autodesk.Revit.DB import BuiltInParameter from System import Enum key = 'ALL_MODEL_TYPE_COMMENTS' names = Enum.GetNames(BuiltInParameter) values = Enum.GetValues(BuiltInParameter) bip_dict = dict(zip(names, values)) # Returns a BuiltInParameter given its name (key) bip = bip_dict[key] # Assume wall is a valid Element param = wall.Parameter[bip] param_v…