code: def scalarsToStr(self, scalarValues, scalarNames=None):
      
  
      if scalarNames is None:
        scalarNames = self.getScalarNames()
  
      desc = ''
      for (name, value) in zip(scalarNames, scalarValues):
        if len(desc) > 0:
          desc += ", %s:%.2f" % (name, value)
        else:
          desc += "%s:%.2f" % (name, value)
  
      return desc
docs: Return a pretty print string representing the return values from
      :meth:`.getScalars` and :meth:`.getScalarNames`.
  
      :param scalarValues: input values to encode to string
      :param scalarNames: optional input of scalar names to convert. If None, gets
                         scalar names from :meth:`.getScalarNames`
      :return: string representation of scalar values