join the ppt files into one single ppt file

joinpptfiles.py

# put all the files into a folder,and change the path var below
import win32com.client , sys , os , glob
Application = win32com.client.Dispatch("PowerPoint.Application")
Application.Visible = True
new_ppt = Application.Presentations.Add()
path = "C:\\"
os.chdir(path)
for files in glob.glob(os.path.join(path,"*.ppt")):
    exit_ppt = Application.Presentations.Open(files)
    page_num = exit.Slides.Count
    exit_ppt.Close()
    num = new_ppt.InsertFromFile(files,new_ppt.Slides.Count,1,page_num)