• python 读写CSV文件


    #-*- coding: UTF-8 -*-
    import csv
    import os
    def WriteToCsv():
      '''写CSV文件'''
      titls = ['序号', '链接', '备注']
      data = [
        ['1', 'http://www.xiaoheiseo.com/', '小黑'],
        ['2', 'http://www.baidu.com/', '百度'],
        ['3', 'http://www.jd.com/', '京东']
      ]
      csvfile = os.path.join(os.getcwd(),'csvtest.csv')
      with open(csvfile, 'wb') as f:
        writer = csv.writer(f)
        # 标题
        writer.writerow(titls)
        # 内容
        writer.writerows(data)
    
    def ReadCSV():
      '''读取CSV文件'''
      filename = os.path.join(os.getcwd(), 'csvtest.csv')
      if os.path.exists(filename):
        with open(filename, 'r') as f:
          reader = csv.reader(f)
          for item in reader:
            print item
    
    # WriteToCsv()
    # ReadCSV()

     上述代码,打开CSV文件,现在正常,但是在别人机器上打开是乱码,后来在网上查下,下加两行代码就了

    首先引入

    import codecs
    然后增加
    f.write(codecs.BOM_UTF8)
    完整代码如下:
    #-*- coding: UTF-8 -*-
    import csv
    import os
    import codecs
    
    def WriteToCsv():
      '''写CSV文件'''
      titls = ['序号', '链接', '备注']
      data = [
        ['1', 'http://www.xiaoheiseo.com/', '小黑'],
        ['2', 'http://www.baidu.com/', '百度'],
        ['3', 'http://www.jd.com/', '京东']
      ]
      csvfile = os.path.join(os.getcwd(),'csvtest.csv')
      with open(csvfile, 'wb') as f:
        f.write(codecs.BOM_UTF8)
        writer = csv.writer(f)
        # 标题
        writer.writerow(titls)
        # 内容
        writer.writerows(data)
    
    def ReadCSV():
      '''读取CSV文件'''
      filename = os.path.join(os.getcwd(), './data/20170708.csv')
      if os.path.exists(filename):
        with open(filename, 'r') as f:
          reader = csv.reader(f)
          for item in reader:
            print item
    
    # WriteToCsv()
    # ReadCSV()
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  • 原文地址:https://www.cnblogs.com/shaosks/p/5685305.html
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