Hi, friends!! I need help! I don’t understand warning by python. I want create a new dimensions on lines. If I using one level lists, all OK. But if I using one more level, the python issues a warning. What is problem? This python script [2] This is all script in dynamo [3] This is lines in …

Because multi level lists are a list of lists of a type (In your case a list of lists of type line). If you’re expecting a list of lists then handle it in code like you have for your elements. Otherwise you could rely upon lacing (which is only available after you have packaged your python node into…

But i have. in pyhton code, double circles for second level.

Ah, I see. Yup, you’re right. I think the problem is that you are passing in more than one line for the NewDimension() method. This takes a view, a line, and references. See the Revit API docs… http://www.revitapidocs.com/2018/47b3977d-da93-e1a4-8bfa-f23a29e5c4c1.htm You need to zip loop through…

Yup, sorry… You need to make sure you create a reference array to store the references. Here is the full working code… import clr clr.AddReference("RevitServices") import RevitServices from RevitServices.Persistence import DocumentManager from RevitServices.Transactions import TransactionManager d…

Thank you so much!!! All work!)) But tell me, why are you using “def” and “try, except”? I am newbie in python and this is interesting for me

You’re welcome! def is for definition. This definition ensure that when i bring in IN data, that it is always in a list. So if it is just one item, it will make sure this is a list of one item. That way i don’t get errors if looping. Try/Except are cases for trying to do something and handling/rep…

"TypeError: expected Line, got list" in Python. Why!

Revit

ildar.kachurin August 2, 2018, 2:29pm 5

It is correct?

I have a warning:

File “”, line 57, in
TypeError: expected ReferenceArray, got list

MEPover SpaceCoordination Manager node

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"TypeError: expected Line, got list" in Python. Why!

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