import os, FreeCAD, ImportGui 
os.environ["SESSION_GUID"] = "bea8f414-00d3-4fff-8d22-23b877a64f2d"
os.environ["W_DIR"] = r"C:\CENOS\saved\ad-cad-lalalk"
sys.path.append(r"C:\Projects\cenos-backend\app\ANTENNAS\freecad\freecad\cenos_addon") 
import cenos_main
cenos_main.openFCStudy(r"C:\CENOS\saved\ad-cad-lalalk\geometry", r"FC_Study")
cenos_main.init_observers()