原文：https://docs.python.org/3/library/csv.html
进入python官网后，选择document，然后选择library reference。
读取：
import csv with open(‘eggs.csv‘, newline=‘‘) as csvfile: spamreader = csv.reader(csvfile, delimiter=‘ ‘, quotechar=‘|‘) for row in spamreader: print(‘, ‘.join(row))
写入：
import csv with open(‘eggs.csv‘, ‘w‘, newline=‘‘) as csvfile: spamwriter = csv.writer(csvfile, delimiter=‘ ‘, quotechar=‘|‘, quoting=csv.QUOTE_MINIMAL) spamwriter.writerow([‘Spam‘] * 5 + [‘Baked Beans‘]) spamwriter.writerow([‘Spam‘, ‘Lovely Spam‘, ‘Wonderful Spam‘])
原文：https://www.cnblogs.com/swordenchanter/p/9127892.html