[Tips] csv 读写

首先需要import csv模块

import csv

　　

读取csv文件

 with open('xxx.csv', 'r') as csv_file:
     reader = csv.reader(csv_file)
     next(csv_file, None) # 略过文件头
     for user in reader:
         print(user)

　　

写csv文件

 csv_file = open('xxxx.csv', 'w', newline='')
 writer = csv.writer(csv_file)
 writer.writerow(["第一行", "值1")
 writer.writerow(["第二行", "值2")
 csv_file.close()   #close CSV file