Update word document contents page

Docx_contents.py

import win32com.client

def update_toc(docx_file):
    word = win32com.client.DispatchEx("Word.Application")
    doc = word.Documents.Open(docx_file)
    doc.TablesOfContents(1).Update()
    doc.Close(SaveChanges=True)
    word.Quit()

### End python docx as follows  
#filenamedocx = r'C:\Users\garym\Documents\New folder (2)\Running_report'+datetime.datetime.today().strftime('%d%m%y')+'.docx'
#document.save(filenamedocx)

## Then run the update contents page function
update_toc(filenamedocx)