csv写入和读取

#csv写入的代码：

import csv
csv_file = open('demo.csv','w',newline='')
writer = csv.writer(csv_file)
writer.writerow(['电影','豆瓣评分'])
csv_file.close()

#csv读取的代码：

import csv
csv_file = open('demo.csv','r',newline='')
reader=csv.reader(csv_file)
for row in reader:
    print(row)