#读csv,excel,json数据

 with open('E:\\test\\xdd.csv','r') as f:

     for line in f.readlines():

         print(line)    

 import pandas

 df = pandas.read_csv('E:\\test\\xdd.csv')

 print(df)

 import pandas

 df = pandas.read_excel('E:\\test\\aa.xls')

 print(df)

 import json

 with open('E:\\test\\bb.json','r') as f:

     jd = f.read()

 dic = json.loads(jd)

 print(dic)

 for word in dic:

     print(word.get("xx"),word.get("yy"))