1 from fontTools import ttLib 2 3 superclass = ttLib.getTableClass("hmtx") 4 5 class table__v_m_t_x(superclass): 6 7 headerTag = 'vhea' 8 advanceName = 'height' 9 sideBearingName = 'tsb' 10 numberOfMetricsName = 'numberOfVMetrics' 11