在熊猫数据框上执行“to_csv”时仅将标题分隔符更改为“:”的最佳方法是什么?例如:items = [['Phone', 2000, 'Apple'], ['TV', 1500, 'LG'], ['Radio', 800, 'FM'], ['Fridge',0,'LG']] df = pd.DataFrame(items, columns=['Item', 'Price', 'Model'], dtype=float) print(df) Item Price Model0 Phone 2000.0 Apple1 TV 1500.0 LG2 Radio 800.0 FM3 Fridge 0.0 LG当我将其转换为 CSV 时,我得到df.to_csv(index=False)输出'Item,Price,Model\nPhone,2000.0,Apple\nTV,1500.0,LG\nRadio,800.0,FM\nFridge,0.0,LG\n'相反,我希望输出为:'Item:Price:Model\nPhone,2000.0,Apple\nTV,1500.0,LG\nRadio,800.0,FM\nFridge,0.0,LG\n'
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