Pyserial example program error: win32file.SetupComm reports 'Incorrect function.'

[hg]

Dennis Lee Bieber wrote:

> On Sat, 07 Apr 2007 11:36:05 +0200, hg <hg at nospam.org> declaimed the
> following in comp.lang.python:
> 
>> 
>> I am now facing your problem ... on a machine that used to work fine.
>> 
>> Have you figured it out ?
>> 
>> Could it be a conflict between pyserial and pywin32 ?
>>
> 
> The test still runs on my system -- which is still running the
> ActiveState 2.4.3 build*... So that probably clears M$ of any
> malfeasance (via various and sundry patches).
> 
> The closest a google search came up with was someone trying to
> control a serial port printer getting failures on setupcomm (and /not/
> via Python). I think the gist was that any port except the one the
> printer was connected to was okay.
> 
> So... Is there some device connected to the port in question?
> Possibly a device that has a system level driver (ie, a Windows printer
> entry) that might be preventing changes...
> 
> 
> 
> 
> 
> *     Too many 3rd-party modules still aren't available in 2.5 versions
> for my tastes...
> --
> Wulfraed      Dennis Lee Bieber               KD6MOG
> wlfraed at ix.netcom.com         wulfraed at bestiaria.com
> HTTP://wlfraed.home.netcom.com/
> (Bestiaria Support Staff:             web-asst at bestiaria.com)
> HTTP://www.bestiaria.com/


My fault,

I actually _had_ the issue with python 2.4

I removed everything and reinstalled python 2.4.4, pywin( lastest) and
pyserial (latest) ... the problem is gone.

hg