#NEWLINE# def add_iteration( self , iteration ) : #NEWLINE# #INDENT# for ( name , value ) in self . _map_iteration_values ( iteration ) : #NEWLINE# #INDENT# if ( iteration not in self . _data ) : #NEWLINE# #INDENT# self . _data [ name ] = streaming . MeanComputation ( ) #NEWLINE# #UNINDENT# self . _data [ name ] . add ( ( value or 0 ) )