parameters: (self)
return_statement: return binner, bin_grouper
docstring: Create the BinGrouper, assume that self.set_grouper(obj)
          has already been called.
docstring_summary: Create the BinGrouper, assume that self.set_grouper(obj)
          has already been called.
docstring_tokens: Create the BinGrouper assume that self . set_grouper ( obj ) has already been called .
function: def _get_binner(self):
          """
          Create the BinGrouper, assume that self.set_grouper(obj)
          has already been called.
          """
  
          binner, bins, binlabels = self._get_binner_for_time()
          bin_grouper = BinGrouper(bins, binlabels, indexer=self.groupby.indexer)
          return binner, bin_grouper
function_tokens: def _get_binner ( self ) : binner , bins , binlabels = self . _get_binner_for_time ( ) bin_grouper = BinGrouper ( bins , binlabels , indexer = self . groupby . indexer ) return binner , bin_grouper