#NEWLINE# def apply( self , dataset , can_fit = False ) : #NEWLINE# #INDENT# '\n        .. todo::\n\n            WRITEME\n        ' #NEWLINE# design_matrix = dataset . get_design_matrix ( ) #NEWLINE# mean = design_matrix . mean ( axis = 0 ) #NEWLINE# var = design_matrix . var ( axis = 0 ) #NEWLINE# ( columns , ) = numpy . where ( ( ( var < self . _eps ) & ( mean < self . _eps ) ) ) #NEWLINE# self . _block = ColumnSubsetBlock