code: def harmonizeLabelsTextWidth(labels, width=None):
      
      if width is None:
          width = labelsMaxTextWidth(labels)
  
      for label in labels:
          #label.setFixedWidth(width)
          label.setMinimumWidth(width)
docs: Sets the the maximum width of the labels
          If width is None, the maximum width is calculated using labelsMaxTextWidth()