303_last_order_date.py 文件源码

def make(T):
    """
    T = 0
    folder = 'trainT-0'
    """
    if T==-1:
        folder = 'test'
    else:
        folder = 'trainT-'+str(T)

    label = pd.read_pickle('../feature/{}/label_reordered.p'.format(folder))

    df = pd.merge(label[['order_id', 'product_id']], 
                 tbl[['order_id', 'product_id','days_since_last_order_this_item']], 
                 on=['order_id', 'product_id'], how='left')

    df.to_pickle('../feature/{}/f303_order-product.p'.format(folder))
#==============================================================================
# main
#==============================================================================