Is there a way to decode numerical COM error-codes in pywin32

Question

Here is part of a stack-trace from a recent run of an unreliable application written in Python which controls another application written in Excel:

pywintype         


        

Answer 1

Yes try the win32api module:

import win32api
e_msg = win32api.FormatMessage(-2147352567)

You can grab any codes returned from the exception and pass them to FormatMessage. Your example had 2 error codes.