Pythonメモ：CSVのサンプルコード

CSVの書き込み

import csv
with open('trial.csv', 'w', newline='') as csv_file:
    fieldnames = ['Product', 'Price']
    writer = csv.DictWriter(csv_file, fieldnames=fieldnames)
    writer.writeheader()
    writer.writerow({'Product': 'Raffia', 'Price': 9800})
    writer.writerow({'Product': 'Paper', 'Price': 200})

CSVの読み込み

import csv
with open('trial.csv', 'r')as csv_file:
    reader = csv.DictReader(csv_file)
    for row in reader:
        print(row['Product'], row['Price'])