[文件操作] 求助能够统计pdf页数的bat脚本

import argparse
from glob import glob
from os.path import exists, join
from PyPDF2 import PdfFileReader

def get_total_pages(folder, recursive=False):
    if not exists(folder):
        return "Error: No such file or directory: {}".format(folder)
    if recursive:
        pdf_list = glob(join(folder, "**/*.pdf"), recursive=True)
    else:
        pdf_list = glob(join(folder, "*.pdf"), recursive=False)

    pages = []
    for pdf in pdf_list:
        reader = PdfFileReader(pdf)
        num_page = reader.getNumPages()
        # print("%d pages <-- '%s'" % (num_page, pdf))
        pages.append(num_page)
    return sum(pages)

if __name__ == "__main__":
    parser = argparse.ArgumentParser()
    parser.add_argument('folder', type=str, help='path to the folder where PDF files are stored.')
    parser.add_argument('--recursive', '-r', action='store_true', help='search PDF files in the <folder> recursively.')
    args = parser.parse_args()
    total_pages = get_total_pages(args.folder, recursive=args.recursive)
    print("===============================\nTotal pages in '%s': %d" % (args.folder, total_pages))
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set "sd=C:\1\2"
cd "%sd%"
"%~dp0exiftool(-k).exe" -s -csv -PageCount *.pdf>%~dp0pdfpages.txt
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@echo off & setlocal enabledelayedexpansion
set file=a.pdf
for /f %%i in ('findstr /irc:"/Type[	 ]*/Page" "!file!" 2^>nul ^|find /v "/Pages" ^|find /c "/Page"') do set "n=%%i"
echo !file!  !n!

pause
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findstr /irc:"/Type[	 ]*/Page\>" "!file!" 2^>nul ^|find /c "/Page"
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