function externalLibraryFunction
input String filename "Path of the data file" annotation(
Dialog(loadSelector(filter = "Data File (*.txt)", caption = "Select the data file")));
input Real[2] u = {1, 2} "Input";
input ExternalLibrary.PythonParams pythonParams = PythonParams() "Python parameters";
output Real[2] y "Output";
end externalLibraryFunction;