code: def results( self ):
          
          rs = []
          for k in self._results.keys():
              # filter out pending job ids, which can be anything except dicts
              ars = [ res for res in self._results[k] if isinstance(res, dict) ]
              rs.extend(ars)
          return rs
docs: Return a list of all the results currently available. This
          excludes pending results. Results are returned as a single flat
          list, so any repetition structure is lost.
  
          :returns: a list of results