def filter(self, table, vg_snapshots, filter_string):
        """Naive case-insensitive search."""
        query = filter_string.lower()
        return [vg_snapshot for vg_snapshot in vg_snapshots
                if query in vg_snapshot.name.lower()]
def filter ( self , table , vg_snapshots , filter_string ) : query = filter_string . lower ( ) return [ vg_snapshot for vg_snapshot in vg_snapshots if query in vg_snapshot . name . lower ( ) ]
Naive case-insensitive search.