core.py 文件源码

def add_security_data(adds, deletes):
    if not hasattr(security_list, 'using_copy'):
        raise Exception('add_security_data must be used within '
                        'security_list_copy context')
    directory = os.path.join(
        security_list.SECURITY_LISTS_DIR,
        "leveraged_etf_list/20150127/20150125"
    )
    if not os.path.exists(directory):
        os.makedirs(directory)
    del_path = os.path.join(directory, "delete")
    with open(del_path, 'w') as f:
        for sym in deletes:
            f.write(sym)
            f.write('\n')
    add_path = os.path.join(directory, "add")
    with open(add_path, 'w') as f:
        for sym in adds:
            f.write(sym)
            f.write('\n')