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import comtypes.client
import os
def init_powerpoint():
    powerpoint = comtypes.client.CreateObject("Powerpoint.Application")
    powerpoint.Visible = 1
    return powerpoint
def ppt_to_pdf(powerpoint, inputFileName, outputFileName, formatType=32):
    if outputFileName[-3:] != 'pdf':
        outputFileName = outputFileName + '.pdf'
    deck = powerpoint.Presentations.Open(inputFileName)
    deck.SaveAs(outputFileName, formatType)
    deck.Close()
def convert_files_folder(powerpoint, folder):
    files = os.listdir(folder)
    pptfiles = [f for f in files if f.endswith(('.ppt', '.pptx'))]
    for pptfile in pptfiles:
        fullpath = os.path.join(folder, pptfile)
        ppt_to_pdf(powerpoint, fullpath, fullpath)
if __name__ == '__main__':
    powerpoint = init_powerpoint()
    cwd = os.getcwd()
    convert_files_folder(powerpoint, cwd)
    powerpoint.Quit()

该代码用于将PowerPoint文件转换为PDF格式，适用于批量处理。代码定义了三个主要函数：

代码的主要功能包括文件遍历、文件格式转换以及PowerPoint应用程序的操作，适合用于自动化处理和批量转换任务。

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