def get_Y_categories(self, entries=None):
        """ Returns names of y cat. of the IOSystem as unique names in order

        Parameters
        ----------
        entries : List, optional
            If given, retuns an list with None for all values not in entries.

        Returns
        -------
        Index
            List of categories, None if no attribute to determine
            list is available
        """
        possible_dataframes = ['Y', 'FY']

        for df in possible_dataframes:
            if (df in self.__dict__) and (getattr(self, df) is not None):
                try:
                    ind = getattr(self, df).columns.get_level_values(
                        'category').unique()
                except (AssertionError, KeyError):
                    ind = getattr(self, df).columns.get_level_values(
                        1).unique()
                if entries:
                    if type(entries) is str:
                        entries = [entries]
                    ind = ind.tolist()
                    return [None if ee not in entries else ee for ee in ind]
                else:
                    return ind
        else:
            logging.warn("No attributes available to get Y categories")
            return None
def get_Y_categories ( self , entries = None ) : possible_dataframes = [ 'Y' , 'FY' ] for df in possible_dataframes : if ( df in self . __dict__ ) and ( getattr ( self , df ) is not None ) : try : ind = getattr ( self , df ) . columns . get_level_values ( 'category' ) . unique ( ) except ( AssertionError , KeyError ) : ind = getattr ( self , df ) . columns . get_level_values ( 1 ) . unique ( ) if entries : if type ( entries ) is str : entries = [ entries ] ind = ind . tolist ( ) return [ None if ee not in entries else ee for ee in ind ] else : return ind else : logging . warn ( "No attributes available to get Y categories" ) return None
Returns names of y cat. of the IOSystem as unique names in order

        Parameters
        ----------
        entries : List, optional
            If given, retuns an list with None for all values not in entries.

        Returns
        -------
        Index
            List of categories, None if no attribute to determine
            list is available