Calling FamilyInstance.ByPoint from Python

[CVestesen]

@callbowen: it’s probaly because your IN[0] becomes a list of points instead of just one point :).
To correct this, you need to loop through your points with a for loop:

“for p in points”:
x = Revit.Elements.FamilyInstance.ByPoint(familytype,p)

Edit:
You might find this thread useful regarding passing a list or not a list to your python script.

Python script won't work with lists

first script: Your input is a list of list - so the code should reflect that. Try: import re out = [] for l in IN[0]: temp = [] # l is the sublist for i in l: # now i is each string b = re.sub("[a-zA-Z]+", "", i) temp.append(b) out.append(temp) OUT = out with this, you can connect item from List.GetITemAtIndex directly to Python IN[0]. No need to use l[3] to get one list. code block having Ironpython error: Your input IN[0] is an integer 1234, s…