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关于python-csv的使用介绍

百变鹏仔 3小时前 #Python
文章标签 python

打开csv

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

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# -*- coding: utf8 -*-import csvwith 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)

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# -*- coding: utf8 -*-import csvwith 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

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# -*- coding: utf8 -*-import csvwith 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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