Batch family creating from dxf files is possible?

Hi, i am after reaserch how to use dynamo in families but i didn’t find the nodes or topics about it. I want to create new family, import dxf and add ducts connectors. I want to create few families at ones. Is it possible? Do you know good packages for this?
DXF files:
1 (2).dxf (231.3 KB)
1 (2).dxf (231.3 KB)