def get_coach_data(filename):  #(2)文件进入这个方法
    try:
        with open(filename) as f:  #(3)读取文件存成 f
            data = f.readline()     #(4)data等于  读取f一行
        temp = data.strip().split(',')   #(5)在temp中strip==>删除空格  split 用逗号分割字符串
        return (player_list(temp.pop(0), temp.pop(0), temp))   #(6) 用return  进入(7)  最后走一圈     把值传回get_coach_data方法

    except IOError as ioerr:
        print("File error  (get_coach_data):" + str(ioerr))
        return (None)
#coding:utf-8
from CLASS_playerlist import player_list    #从CLASS_playerlist文件  里引用class player_list  两个文件必须在同级


vatini  = player_list("Vatini")

vatini.append('1.55')

print (vatini.top3())

vatini.extend(['999.888' , "1:22" , "2-99", "0.95"])

print (vatini.top3())