python实现excel转换成pdf
2024-09-05 03:40:40
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()
转至https://blog.csdn.net/XnCSD/article/details/85208303
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()
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