Cura/cura/PrinterOutput/PrinterOutputModel.py

import warnings
warnings.warn("Importing cura.PrinterOutput.PrinterOutputModel has been deprecated since 4.1, use cura.PrinterOutput.Models.PrinterOutputModel instead", DeprecationWarning, stacklevel=2)
# We moved the the models to one submodule deeper
from cura.PrinterOutput.Models.PrinterOutputModel import PrinterOutputModel