docs: def parse_vtrgb(path='/etc/vtrgb'):
      ''' Parse the color table for the Linux console. '''
      palette = ()
      table = []
      try:
          with open(path) as infile:
              for i, line in enumerate(infile):
                  row = tuple(int(val) for val in line.split(','))
                  table.append(row)
                  if i == 2:  # failsafe
                      break
  
          palette = tuple(zip(*table))  # swap rows to columns
  
      except IOError as err:
          palette = color_tables.vga_palette4
  
      return palette