def search_li(query_string, limit, mdl_cfg):
    
    index_dir = mdl_cfg['LUCENE']['lucene_index_dir']   

    rows = boolean_search_lucene_index(index_dir, query_string, limit)
    
    if len(rows) == 0: 
        print 'No documents found.'
        return 

    results = [[row[0], row[10]] for row in rows]
    
    return results
def search_li(query_string, limit, mdl_cfg):
    
    index_dir = mdl_cfg['LUCENE']['lucene_index_dir']   

    rows = boolean_search_lucene_index(index_dir, query_string, limit)
    
    if len(rows) == 0: 
        print 'No documents found.'
        return 
    '''
    Sahil
    The first is maximum, considering this as the threshold
    normalizing scores and considering the score only above the threshold
    '''
    
    results = [[row[0], row[10]] for row in rows]
    
    return results