open_model#
Example
my_model_path = "C:/Users/my/Desktop/cantilever.rs9"
my_modlel_id = rstab_app.open_model(path=my_model_path)
var my_model_path = "C:/Users/my/Desktop/cantilever.rs9";
var my_modlel_id = await rstab_app.open_model(path=my_model_path);