python 读写excel,基于win32com实现

#注意，初始化 pip install pypiwin32
#如果是离线，则需要到pypiwin32官网下载文件，放入Python安装目录的Script目录下，再执行pip install pypiwin32
#!/usr/bin/python
import os
from win32com import client

pwd = os.getcwd()
excelApp = client.Dispatch("Excel.Application")
excelApp.Visible = False

class Employee:
    '对象说明'
    # 参数1 
    param1=''
        #定义对象构造函数
    def __init__(self,list):
        self.param1 = list[0]

#nrows_1 = info_1.Rows.Count
#ncols_1 = info_1.Columns.Count

print ("Hello, Python!")

#打开excel文件
def openExcel(filePath):
 excelBook = excelApp.Workbooks.Open(filePath)
 return excelBook
#选择excel的Sheet
def openSheet(excelBook,sheetIndex):
 excelSheet = excelBook.Worksheets(sheetIndex)
 info = excelSheet.UsedRange
 nrows = info.Rows.Count  # sheet1行数
 ncols = info.Columns.Count  # sheet1列数
 print("rows all:",nrows)
 print("column all:",ncols)
 return excelSheet
#读取excel Sheet中的内容
def readSheetDatas(excelSheet,startRow,endRow,startColumn,endColumn):
 list = []
 while(startRow <= endRow):
  columbList = []
  while(startColumn <= endColumn):
   columbList.append(excelSheet.Cells(startRow,startColumn).Value)
   print("row:",startRow,",column:",startColumn,",value:",excelSheet.Cells(startRow,startColumn).Value)
   startColumn += 1
#将内容换成对象进行保存
  emp = Employee(columbList)
  list.append(emp)
  startRow += 1
  startColumn = 1
 return list
#关闭exel
def closeExcel(excelBook):
 excelBook.Close(True)
 return
#对excel的sheet进行赋值
def setValue(excelSheet,rowIndex,columnIndex,value):
 excelSheet.Cells(rowIndex, columnIndex).Value = value
 return
#excel 另存，直接存则是 excelBook.Save()
def saveAsFile(excelBook,filePath):
 try:
  excelBook.SaveAs(filePath)
 except:
  closeExcel(excelBook)
 else:
  closeExcel(excelBook)
 return
 
excelBook = openExcel("E:/test.xlsx")

excelSheet = openSheet(excelBook,1)
# read datas
list = readSheetDatas(excelSheet,4,18,1,14)

for emp in list :
  print("参数1:",int(emp.param1))
#如果是float或者double，比如excel显示的7，而获取的时候为7.0就需要类型强制转换
 #转换为string类型
  tmp = "参数1:"+str(int(emp.param1))
  print("tmp:",tmp)
  #保存地址
  #pwd 类似于 linux的指令，为当前执行python文件的路径
  savePath = pwd + "\test\1.xlsx"
  saveAsFile(excelBookWrite,savePath)
  print("cycle for obj...")
print("cycle for end...")



#close table
closeExcel(excelBook)

#close excel file
excelApp.Quit()