How To Press

from pywinauto import application app = application.Application.start('C:\\Program Files\\Microsoft Office\\Office12\\EXCEL.exe') app.Microsoft_Excel.TypeKeys('%a') %a = Alt + a I

Solution 1:

You must use Control key specifier - ^, so try:

app.Microsoft_Excel.TypeKeys('^a')

You can get documentation on SendKeys mini-syntax here or here.

Solution 2:

U can use: send_keys('^a')