python实现excel转换成pdf
1、安装
需要安装pywin32包,以实现对Office文件的操作,可以批量转换为pdf文件。支持 doc, docx, ppt, pptx, xls, xlsx 等格式。
pip install pywin32
2、office文件 (word, ppt, excel等) 转为pdf
#-*- coding:utf-8 -*- import os from win32com.client import Dispatch, constants, gencache, DispatchEx class PDFConverter: def __init__(self, pathname, export='.'): self._handle_postfix = ['doc', 'docx', 'ppt', 'pptx', 'xls', 'xlsx'] self._filename_list = list() self._export_folder = os.path.join(os.path.abspath('.'), 'pdfconver') if not os.path.exists(self._export_folder): os.mkdir(self._export_folder) self._enumerate_filename(pathname) def _enumerate_filename(self, pathname): ''' 读取所有文件名 ''' full_pathname = os.path.abspath(pathname) if os.path.isfile(full_pathname): if self._is_legal_postfix(full_pathname): self._filename_list.append(full_pathname) else: raise TypeError('文件 {} 后缀名不合法!仅支持如下文件类型:{}。'.format(pathname, '、'.join(self._handle_postfix))) elif os.path.isdir(full_pathname): for relpath, _, files in os.walk(full_pathname): for name in files: filename = os.path.join(full_pathname, relpath, name) if self._is_legal_postfix(filename): self._filename_list.append(os.path.join(filename)) else: raise TypeError('文件/文件夹 {} 不存在或不合法!'.format(pathname)) def _is_legal_postfix(self, filename): return filename.split('.')[-1].lower() in self._handle_postfix and not os.path.basename(filename).startswith('~') def run_conver(self): ''' 进行批量处理,根据后缀名调用函数执行转换 ''' print('需要转换的文件数:', len(self._filename_list)) for filename in self._filename_list: postfix = filename.split('.')[-1].lower() funcCall = getattr(self, postfix) print('原文件:', filename) funcCall(filename) print('转换完成!') def doc(self, filename): ''' doc 和 docx 文件转换 ''' name = os.path.basename(filename).split('.')[0] + '.pdf' exportfile = os.path.join(self._export_folder, name) print('保存 PDF 文件:', exportfile) gencache.EnsureModule('{00020905-0000-0000-C000-000000000046}', 0, 8, 4) w = Dispatch("Word.Application") doc = w.Documents.Open(filename) doc.ExportAsFixedFormat(exportfile, constants.wdExportFormatPDF, Item=constants.wdExportDocumentWithMarkup, CreateBookmarks=constants.wdExportCreateHeadingBookmarks) w.Quit(constants.wdDoNotSaveChanges) def docx(self, filename): self.doc(filename) def xls(self, filename): ''' xls 和 xlsx 文件转换 ''' name = os.path.basename(filename).split('.')[0] + '.pdf' exportfile = os.path.join(self._export_folder, name) xlApp = DispatchEx("Excel.Application") xlApp.Visible = False xlApp.DisplayAlerts = 0 books = xlApp.Workbooks.Open(filename,False) books.ExportAsFixedFormat(0, exportfile) books.Close(False) print('保存 PDF 文件:', exportfile) xlApp.Quit() def xlsx(self, filename): self.xls(filename) def ppt(self, filename): ''' ppt 和 pptx 文件转换 ''' name = os.path.basename(filename).split('.')[0] + '.pdf' exportfile = os.path.join(self._export_folder, name) gencache.EnsureModule('{00020905-0000-0000-C000-000000000046}', 0, 8, 4) p = Dispatch("PowerPoint.Application") ppt = p.Presentations.Open(filename, False, False, False) ppt.ExportAsFixedFormat(exportfile, 2, PrintRange=None) print('保存 PDF 文件:', exportfile) p.Quit() def pptx(self, filename): self.ppt(filename) if __name__ == "__main__": # 支持文件夹批量导入 folder = 'tmp' pathname = os.path.join(os.path.abspath('.'), folder) # 也支持单个文件的转换 # pathname = 'test.doc' pdfConverter = PDFConverter(pathname) pdfConverter.run_conver()
3、excel的不同sheet存为pdf
#-*- coding:utf-8 -*- import os from win32com.client import Dispatch, constants, gencache, DispatchEx import xlrd class PDFConverter: def __init__(self, pathname,sheetnum, export='.'): self.sheetnum = sheetnum self._handle_postfix = ['doc', 'docx', 'ppt', 'pptx', 'xls', 'xlsx'] self._filename_list = list() self._export_folder = os.path.join(os.path.abspath('.'), 'pdfconver') if not os.path.exists(self._export_folder): os.mkdir(self._export_folder) self._enumerate_filename(pathname) def _enumerate_filename(self, pathname): ''' 读取所有文件名 ''' full_pathname = os.path.abspath(pathname) if os.path.isfile(full_pathname): if self._is_legal_postfix(full_pathname): self._filename_list.append(full_pathname) else: raise TypeError('文件 {} 后缀名不合法!仅支持如下文件类型:{}。'.format(pathname, '、'.join(self._handle_postfix))) elif os.path.isdir(full_pathname): for relpath, _, files in os.walk(full_pathname): for name in files: filename = os.path.join(full_pathname, relpath, name) if self._is_legal_postfix(filename): self._filename_list.append(os.path.join(filename)) else: raise TypeError('文件/文件夹 {} 不存在或不合法!'.format(pathname)) def _is_legal_postfix(self, filename): return filename.split('.')[-1].lower() in self._handle_postfix and not os.path.basename(filename).startswith( '~') def run_conver(self): ''' 进行批量处理,根据后缀名调用函数执行转换 ''' print('需要转换的文件数:', len(self._filename_list)) for filename in self._filename_list: postfix = filename.split('.')[-1].lower() funcCall = getattr(self, postfix) print('原文件:', filename) funcCall(filename) print('转换完成!') def xls(self, filename): ''' xls 和 xlsx 文件转换 ''' xlApp = DispatchEx("Excel.Application") xlApp.Visible = False xlApp.DisplayAlerts = 0 books = xlApp.Workbooks.Open(filename, False) # 循环保存每一个sheet for i in range(1, self.sheetnum+1): sheetName = books.Sheets(i).Name xlSheet = books.Worksheets(sheetName) name = sheetName + '.pdf' exportfile = os.path.join(self._export_folder, name) xlSheet.ExportAsFixedFormat(0, exportfile) print('保存 PDF 文件:', exportfile) books.Close(False) xlApp.Quit() def xlsx(self, filename): self.xls(filename) if __name__ == "__main__": # 支持单个文件的转换 pathname = u'原始数据.xlsx' # 获取到文件的sheet数 b = xlrd.open_workbook(pathname) sheetnum = len(b.sheets()) pdfConverter = PDFConverter(pathname, sheetnum) pdfConverter.run_conver()