Python3讀取、寫入、追加寫入Excel檔案
阿新 • • 發佈:2019-02-07
一、需要用到的庫:
1.操作xls格式的表格檔案:
讀取:xlrd
寫入:xlwt
修改(追加寫入):xlutils
2.操作xlsx格式的表格檔案:
讀取/寫入:openpyxl
二、實現程式碼
1.操作xls格式的表格檔案:
# coding=UTF-8 import xlrd import xlwt from xlutils.copy import copy def write_excel_xls(path, sheet_name, value): index = len(value) # 獲取需要寫入資料的行數 workbook = xlwt.Workbook() # 新建一個工作簿 sheet = workbook.add_sheet(sheet_name) # 在工作簿中新建一個表格 for i in range(0, index): for j in range(0, len(value[i])): sheet.write(i, j, value[i][j]) # 像表格中寫入資料(對應的行和列) workbook.save(path) # 儲存工作簿 print("xls格式表格寫入資料成功!") def write_excel_xls_append(path, value): index = len(value) # 獲取需要寫入資料的行數 workbook = xlrd.open_workbook(path) # 開啟工作簿 sheets = workbook.sheet_names() # 獲取工作簿中的所有表格 worksheet = workbook.sheet_by_name(sheets[0]) # 獲取工作簿中所有表格中的的第一個表格 rows_old = worksheet.nrows # 獲取表格中已存在的資料的行數 new_workbook = copy(workbook) # 將xlrd物件拷貝轉化為xlwt物件 new_worksheet = new_workbook.get_sheet(0) # 獲取轉化後工作簿中的第一個表格 for i in range(0, index): for j in range(0, len(value[i])): new_worksheet.write(i+rows_old, j, value[i][j]) # 追加寫入資料,注意是從i+rows_old行開始寫入 new_workbook.save(path) # 儲存工作簿 print("xls格式表格【追加】寫入資料成功!") def read_excel_xls(path): workbook = xlrd.open_workbook(path) # 開啟工作簿 sheets = workbook.sheet_names() # 獲取工作簿中的所有表格 worksheet = workbook.sheet_by_name(sheets[0]) # 獲取工作簿中所有表格中的的第一個表格 for i in range(0, worksheet.nrows): for j in range(0, worksheet.ncols): print(worksheet.cell_value(i, j), "\t", end="") # 逐行逐列讀取資料 print() book_name_xls = 'xls格式測試工作簿.xls' sheet_name_xls = 'xls格式測試表' value_title = [["姓名", "性別", "年齡", "城市", "職業"],] value1 = [["張三", "男", "19", "杭州", "研發工程師"], ["李四", "男", "22", "北京", "醫生"], ["王五", "女", "33", "珠海", "計程車司機"],] value2 = [["Tom", "男", "21", "西安", "測試工程師"], ["Jones", "女", "34", "上海", "產品經理"], ["Cat", "女", "56", "上海", "教師"],] write_excel_xls(book_name_xls, sheet_name_xls, value_title) write_excel_xls_append(book_name_xls, value1) write_excel_xls_append(book_name_xls, value2) read_excel_xls(book_name_xls)
2.操作xlsx格式的表格檔案:
# coding=UTF-8 import openpyxl def write_excel_xlsx(path, sheet_name, value): index = len(value) workbook = openpyxl.Workbook() sheet = workbook.active sheet.title = sheet_name for i in range(0, index): for j in range(0, len(value[i])): sheet.cell(row=i+1, column=j+1, value=str(value[i][j])) workbook.save(path) print("xlsx格式表格寫入資料成功!") def read_excel_xlsx(path, sheet_name): workbook = openpyxl.load_workbook(path) # sheet = wb.get_sheet_by_name(sheet_name)這種方式已經棄用,不建議使用 sheet = workbook[sheet_name] for row in sheet.rows: for cell in row: print(cell.value, "\t", end="") print() book_name_xlsx = 'xlsx格式測試工作簿.xlsx' sheet_name_xlsx = 'xlsx格式測試表' value3 = [["姓名", "性別", "年齡", "城市", "職業"], ["111", "女", "66", "石家莊", "運維工程師"], ["222", "男", "55", "南京", "飯店老闆"], ["333", "女", "27", "蘇州", "保安"],] write_excel_xlsx(book_name_xlsx, sheet_name_xlsx, value3) read_excel_xlsx(book_name_xlsx, sheet_name_xlsx)