Python读取/导出（写入）CSV文件

import csv
with open(‘egg.csv‘, ‘wb‘) as csvfile:
    spamwriter = csv.writer(csvfile,dialect=‘excel‘)
    spamwriter.writerow([‘a‘, ‘1‘, ‘1‘, ‘2‘, ‘2‘])
    spamwriter.writerow([‘b‘, ‘3‘, ‘3‘, ‘6‘, ‘4‘])
    spamwriter.writerow([‘c‘, ‘7‘, ‘7‘, ‘10‘, ‘4‘])
    spamwriter.writerow([‘d‘, ‘11‘,‘11‘,‘11‘, ‘1‘])
    spamwriter.writerow([‘e‘, ‘12‘,‘12‘,‘14‘, ‘3‘])

import csv
with open(‘egg.csv‘) as csvfile:
    reader = csv.DictReader(csvfile)
    for row in reader:
        print row