Increment ID column on a table

dummy.py

import win32com.client as c

wordApp = c.gencache.EnsureDispatch('Word.Application')
wordApp.Visible = True

path = r'<DOC_PATH_HERE>'

doc = wordApp.Documents.Open(path)

for tbl in doc.Tables:
    if "ID" in tbl.Cell(1,1).Range.Text: # Or some defining feature on table header
        count = 0
        for row in range(2, tbl.Rows.Count+1):
            count += 1
            tbl.Cell(row,1).Range.Text = count