possible bug fix: correct naming in line 722 ` return "unknown_direction" ` to ` return "unknown_articulation" ` reproduce: ``` import partitura as pt part = pt.load_musicxml("beethoven_op002_no2_mv4.xml")[0] # zeilinger nf = pt.musicanalysis.compute_note_array(part, feature_functions=["articulation_direction_feature"], force_fixed_size=True) ``` gives ``` --> 747 j = names.index(name) 748 else: 749 names[j] = name ValueError: 'unknown_direction' is not in list ```