一.測試數據
二.代碼實現
1 # -*- coding: utf-8 -*- 2 """ 3 Created on Sun Jul 7 11:35:01 2019 4 加載數據時對指定列進行轉換 5 @author: zhen 6 """ 7 8 import numpy as np 9 np.set_printoptions(suppress=True) # 禁止numpy按科學計數法展示數據 10 11 def color2num(str): 12 dict = {"居民用電":220, "工業用電":380, "高壓":11000, "超高壓":500000, "特高壓":1000000} 13 return dict[str] 14 15 data = np.loadtxt("data.csv", delimiter=",", converters={1:color2num}, encoding="gbk") 16 print(data)
三.結果
