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導讀

需要使用python做一個將很多個不規則PPT導出成用文件夾歸納好的圖片集，所以就需要使用comtypes調用本機電腦上的ppt軟件，批量打開另存為多張圖片

采坑

公司電腦使用comtypes完美導出圖片，系統win10

回家后使用自己的電腦就報錯,系統也是win10，最后沒辦法放棄comtypes采用win32com，最終成功

源代碼

				?

									"""

									    該工具函數的功能：批量將PPT導出成圖片

									"""

									import comtypes.client

									import os

									import win32com

									import win32com.client

									# base path

									BASH_PATH = 'C:\\web\\python\\tool\\formatPPTtaobao\\ppts\\'

									# render jpg

									RENDER_BASE_PATH = 'C:\\web\\python\\tool\\formatPPTtaobao\\render\\'

									# 初始化PPT

									def init_powerpoint():

									  powerpoint = win32com.client.Dispatch('PowerPoint.Application') #comtypes.client.CreateObject("Powerpoint.Application")

									  powerpoint.Visible = 1

									  return powerpoint

									# PPT TO PDF 

									def ppt_to_pdf_or_jpg(powerpoint, inputFileName, outputFileName, formatType = 32):

									  if outputFileName[-3:] != 'pdf':

									    outputFileName = outputFileName[0:-4] + ".pdf"

									  deck = powerpoint.Presentations.Open(inputFileName)

									  #deck.SaveAs(outputFileName, formatType) # formatType = 32 for ppt to pdf

									  deck.SaveAs(inputFileName.rsplit('.')[0] + '.jpg', 17)

									  deck.Close()

									# save file as a folder

									def convert_files_in_folder(powerpoint, folder):

									  files = os.listdir(folder)

									  pptfiles = [f for f in files if f.endswith((".ppt", ".pptx"))]

									  print(pptfiles)

									  for pptfile in pptfiles:

									    fullpath = os.path.join(cwd, pptfile)

									    ppt_to_pdf_or_jpg(powerpoint, fullpath, fullpath)

									# delete more ppt and select 20 

									def delete_more_ppt(folder):

									    files = os.listdir(folder)

									    allNum = len(files)

									    endPoint = 0

									    if(allNum <= 20):

									        return

									    else:

									        endPoint = allNum - 20

									    for f in files[0:endPoint]:

									        if(os.path.isfile(folder+f)):

									            os.unlink(folder+f)

									# exec picture composite

									def execPictureComposite():

									    os.system('python componsite_jpg_taobao.py')

									    pass

									# delete render jpgs

									def deleteRenderJpg():

									  jpgs = os.listdir(RENDER_BASE_PATH)

									  for jpg in jpgs:

									    os.unlink(RENDER_BASE_PATH+jpg)

									if __name__ == "__main__":

									  cwd = BASH_PATH

									  delete_more_ppt(cwd)

									  deleteRenderJpg()

									  powerpoint = init_powerpoint()

									  convert_files_in_folder(powerpoint, cwd)

									  powerpoint.Quit()

									  execPictureComposite()

補充：用python處理ppt中的文字

我就廢話不多說了，大家還是直接看代碼吧~

				?

									from pptx import Presentation

									from pptx.util import Inches,Pt

									ppt=Presentation()

									#在ppt中加入一個幻燈片

									slide=ppt.slides.add_slide(ppt.slide_layouts[1])

									#第一種

									body_shape=slide.shapes.placeholders

									body_shape[0].text='這是占位符[0]'

									body_shape[1].text='這是占位符[1]'

									#第二種

									title_shape=slide.shapes.title

									title_shape.text='這里是標題'

									#取出本頁第二個文本框

									subtitle=slide.shapes.placeholders[1]

									#在第二個文本框里寫入漢字

									subtitle.text='這里是文本框'

									#在文本框里添加一個段落

									new_paragraph=body_shape[1].text_frame.add_paragraph()

									new_paragraph.text='新段落'

									new_paragraph.font.bold=True

									new_paragraph.font.italic=True

									new_paragraph.font.size=Pt(15)

									new_paragraph.font.underline=True

									#添加文本框

									left=Inches(2)

									top=Inches(2)

									width=Inches(3)

									height=Inches(3)

									textbox=slide.shapes.add_textbox(left,top,width.height)

									textbox.text="這是新文本框"

									#在文本框里添加新段落

									new_par=textbox.text_frame.add_paragraph()

									new_par.text='這是文本框里的第二段'

									ppt.save('test.pptx');