helper.py 文件源码

def insom_factors(user_id, column_name):
    """Returns the percentage co-occurrence between insomnia(T/F) 
    and another column with T/F values. column_name should be a table object
    with attribute column_name."""

    query_list = db.session.query(Entry.insomnia, column_name).filter\
    (Entry.user_id == user_id).order_by('date').all()

    insom_list = []
    mens_list = []

    for item in query_list:
        insom_list.append(item[0])
        mens_list.append(item[1])

    co_occurrence = calculate_similarity(insom_list, mens_list)

    return co_occurrence