code: def formatted_value(self):
          
          # TODO: Cleanup all of this, it's just weird and unnatural maths
          val = self.value
          pval = val
          ftype = self.value_type
  
          if ftype == "percentage":
              pval = int(round(val * 100))
  
              if self.type == "negative":
                  pval = 0 - (100 - pval)
              else:
                  pval -= 100
          elif ftype == "additive_percentage":
              pval = int(round(val * 100))
          elif ftype == "inverted_percentage":
              pval = 100 - int(round(val * 100))
  
              # Can't remember what workaround this was, is it needed?
              if self.type == "negative":
                  if self.value > 1:
                      pval = 0 - pval
          elif ftype == "additive" or ftype == "particle_index" or ftype == "account_id":
              if int(val) == val:
                  pval = int(val)
          elif ftype == "date":
              d = time.gmtime(int(val))
              pval = time.strftime("%Y-%m-%d %H:%M:%S", d)
  
          return u"{0}".format(pval)
docs: Returns a formatted value as a string