Pandas刪除最後一行

import pandas as pd import numpy as np df = pd.DataFrame({

   'Quantity': {
       0: 50,
       1: 50,
       2: 70,
       3: 50,
       4: 80,
       5: 100,
       6: 30,
       7: 106
   },
   'Product_Names': {
       0: 'Mosuse',
       1: 'Keyboard',
       2: 'Headphones',
       3: 'CPU',
       4: 'Flash Drives',
       5: 'Tablets',
       6: 'Android Box',
       7: 'LCD'
   },
   'Product_Prices': {
       0: 100,
       1: 70,
       2: 150,
       3: 1500,
       4: 70,
       5: 1700,
       6: 2500,
       7: 1600
   },

})

df.drop([len(df)-1],inplace=True) #請勿使用df.drop([-1],inplace=True) print("df",df)