摘要: def read_csv(): f = open('train_sales_data.csv') df = pd.read_csv(f) y = np.array(df['UNIT_SALES']) x1 = np.array(df['ITEM_NBR']) x2 = np.array(df['ST 阅读全文
posted @ 2017-12-09 23:30 香港胖仔 阅读(2364) 评论(0) 推荐(0) 编辑