小白象

whitelephantee

0%

python如何用csv包读取和写入csv

发表于 分类于
本文字数： 305 阅读时长 ≈ 1 分钟

读取

1
2
3
4
5
6
7
8
import csv

file_path = '1908194624.csv'
with open(file_path,encoding="utf_8") as f:
    reader = csv.reader(f)
    header_row = next(reader) #略过标题行 
    for row in reader: #遍历每一行
        weibo_id = row[1]

写入

1
2
3
with open('result_file.csv','w') as csvfile:
    writer = csv.writer(csvfile)
    writer.writerow(header)