zoukankan      html  css  js  c++  java
  • Python之xlsx文件与csv文件相互转换

    1 xlsx文件转csv文件

    import xlrd
    import csv
     
    def xlsx_to_csv():
        workbook = xlrd.open_workbook('1.xlsx')
        table = workbook.sheet_by_index(0)
        with codecs.open('1.csv', 'w', encoding='utf-8') as f:
            write = csv.writer(f)
            for row_num in range(table.nrows):
                row_value = table.row_values(row_num)
                write.writerow(row_value)
     
    if __name__ == '__main__':
        xlsx_to_csv()

    2 使用第三方库pandas将xlsx文件转csv文件

    import pandas as pd
     
     
    def xlsx_to_csv_pd():
        data_xls = pd.read_excel('1.xlsx', index_col=0)
        data_xls.to_csv('1.csv', encoding='utf-8')
     
     
    if __name__ == '__main__':
        xlsx_to_csv_pd()

    3 csv文件转换成xlsx文件

    import csv
    import xlwt
     
    def csv_to_xlsx():
        with open('1.csv', 'r', encoding='utf-8') as f:
            read = csv.reader(f)
            workbook = xlwt.Workbook()
            sheet = workbook.add_sheet('data')  # 创建一个sheet表格
            l = 0
            for line in read:
                print(line)
                r = 0
                for i in line:
                    print(i)
                    sheet.write(l, r, i)  # 一个一个将单元格数据写入
                    r = r + 1
                l = l + 1
     
            workbook.save('1.xlsx')  # 保存Excel
     
     
     
    if __name__ == '__main__':
        csv_to_xlsx()

    4 使用pandas将csv文件转成xlsx文件

    import pandas as pd
     
    def csv_to_xlsx_pd():
        csv = pd.read_csv('1.csv', encoding='utf-8')
        csv.to_excel('1.xlsx', sheet_name='data')
     
     
    if __name__ == '__main__':
        csv_to_xlsx_pd()
  • 相关阅读:
    数据库面试题
    MySQL表的导入
    MySQL表的导出
    MySQL安装mydumper
    MySQL中的日志
    动态数组实现下压栈
    动态数组
    设计模式之迭代器
    设计模式之组合模式
    设计模式之状态模式
  • 原文地址:https://www.cnblogs.com/xzjf/p/9339674.html
Copyright © 2011-2022 走看看