关于python-csv的使用介绍

打开csv

# -*- coding: utf8 -*-import csv  
with open('test.csv','rb') as my:  
    lines=csv.reader(my)  
    for line in lines:  
        print line

# -*- coding: utf8 -*-import csv
with open('text01.csv','wb') as my:      
    mywriter=csv.writer(my)  
    mywriter.writerow([1,'a'])  
    mywriter.writerow([2,'b'])  
    lists=[[3,5],[4,6]]  
    mywriter.writerows(lists)

# -*- coding: utf8 -*-import csv
with open('text01.csv','rb') as my:  
    lines=csv.reader(my,csv.register_dialect('mydialect',delimiter='|', quoting=csv.QUOTE_ALL))  
    print lines.line_num  
    for line in lines:  
        print line

聽

# -*- coding: utf8 -*-import csv
with open('text.csv', 'wb') as csvfile:
    spamwriter = csv.writer(csvfile, delimiter=' ',
                            quotechar='|', quoting=csv.QUOTE_MINIMAL)
    spamwriter.writerow(['tiger'] * 5 + ['pig '])
    spamwriter.writerow(['cat', 'mouse', 'dog'])

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