python3 -m fmpy simulate  --output-file Modelica_trunk_Modelica.Electrical.Analog.Examples.Lines.SmoothStep_res.csv --start-time 0 --stop-time 0.003 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 1e-06 Modelica_trunk_Modelica_Electrical_Analog_Examples_Lines_SmoothStep.fmu