wordDoc = Document(r'testfile.docx')

for table in wordDoc.tables:
    for row in table.rows:
        for cell in row.cells:
            if cell.text == "page" or cell.text == "subject":
                pass
            else:
                if cell.text.isdigit():
                   # i need to add hyperlink to this cell text to that file
                   # cell text will be like 3
                    add_hyperlink(cell.text, "test2.docx#3")
                    wordDoc.save('demo.docx')