status: passed duration: 0.013s Captured stdout call data: F_Hz: [(100,) float64 array] SNR: [(100,) float64 array] confuse: [[1, 2], [1, 2], {'A': 1}] 0: [1, 2] 1: [1, 2] 0: 1 1: 2 2: A: 1 none: None noneA: None noneC: None xfer: [(100,) complex128 array] Captured stderr call No data groups found in data file /builds/wield-control/src/wield/control/fitting/SISO/testing/test_data/matlab/iir_test_struct.mat The data file layout is: