padas 生成excel 增加sheet表的实例
时间：2021-04-07 10:17:25|栏目：Python代码|点击： 次
基本介绍
pandas是Python数据挖掘、数据分析中常用的库。而DataFrame生成excel中的sheet表，以及在excel中增加sheet表，在数据分
析中也经常用到。这里以一个简单例子介绍这两个功能的用法，以备不时之需。
例子：
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Version: 0.1
Author: Wang Pei
License: Copyright(c) 2017 Pei.Wang
Summary:
(1)padas dataframe生成excel
(2)excel中增加sheet表
"""
import sys
import pandas as pd
from openpyxl import load_workbook
reload(sys)
sys.setdefaultencoding('utf-8')
"""
padas dataframe生成excel
"""
def dataFrame2sheet(dataframe,excelWriter):
# DataFrame转换成excel中的sheet表
dataframe.to_excel(excel_writer=excelWriter, sheet_name="info1",index=None)
dataframe.to_excel(excel_writer=excelWriter, sheet_name="info2",index=None)
dataframe.to_excel(excel_writer=excelWriter, sheet_name="info3",index=None)
excelWriter.save()
excelWriter.close()
"""
excel中新增sheet表
"""
def excelAddSheet(dataframe,excelWriter):
book = load_workbook(excelWriter.path)
excelWriter.book = book
dataframe.to_excel(excel_writer=excelWriter,sheet_name="info5",index=None)
excelWriter.close()
if __name__ == '__main__':
# 数据集
dataSet = [
{"姓名": "张三", "年龄": 23, "性别": "男"},
{"姓名": "李四", "年龄": 25, "性别": "男"},
{"姓名": "王五", "年龄": 21, "性别": "女"}
]
# excelPath
excelPath="G:\cmcm\ReportAuto\\02TestData\\x.xlsx"
# 生成DataFrame
dataframe = pd.DataFrame(dataSet)
#创建ExcelWriter 对象
excelWriter=pd.ExcelWriter(excelPath,engine='openpyxl')
# #生成excel
#dataFrame2sheet(dataframe,excelWriter)
#excel中增加sheet
excelAddSheet(dataframe,excelWriter)
