【笔记】Python3的csv文件读写

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前言

Python3的csv文件读写学习笔记

读取csv文件

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import csv

with open("data.csv", "r") as f:
    reader = csv.reader(f)
    for row in reader:
        print(row)
        for cell in row:
            print(cell)

写入csv文件

写入一行

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import csv

with open("data.csv", "a", newline="") as f:
    writer = csv.writer(f)
    writer.writerow(["value", "value"])

写入多行

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import csv

with open("data.csv", "a", newline="") as f:
    writer = csv.writer(f)
    writer.writerows([
        ["value", "value"],
        ["value", "value"]
    ])

完成

参考文献

CSDN——weixin_46124984