code: def getMaxWidth(self, rows):
          'Return the maximum length of any cell in column or its header.'
          w = 0
          if len(rows) > 0:
              w = max(max(len(self.getDisplayValue(r)) for r in rows), len(self.name))+2
          return max(w, len(self.name)f getMaxWidth(self, rows):
          'Return the maximum length of any cell in column or its header.'
          w = 0
          if len(rows) > 0:
              w = max(max(len(self.getDisplayValue(r)) for r in rows), len(self.name))+2
          return max(w, len(self.name))
docs: Return the maximum length of any cell in column or its header.