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Groups > comp.lang.python > #35401

Re: Python USB control on Windows 7?

References <XnsA130578CFF74Cduncanbooth@127.0.0.1> <ticdd8tsqou1no3hbquln8idl12o3s9hd3@4ax.com>
Date 2012-12-23 18:34 +1100
Subject Re: Python USB control on Windows 7?
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.1219.1356248091.29569.python-list@python.org> (permalink)

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On Sun, Dec 23, 2012 at 6:28 PM, Tim Roberts <timr@probo.com> wrote:
> Duncan Booth <duncan.booth@invalid.invalid> wrote:
>>
>>In this year's Christmas Raffle at work I won a 'party-in-a-box' including
>>USB fairy lights.
>>
>>They sit boringly on all the time, so does anyone know if I can toggle the
>>power easily from a script? My work PC is running Win7.
>
> Not easily, no.  It's not really a USB device -- I'm betting it doesn't
> even enumerate.  It's just sucking power from the USB wires.  There's
> nothing to control.

Hmm. Can you control whether a particular port is on or off? (I have
no idea what's possible with the underlying API, much less whether
it's exposed.) It should in theory be possible - disable the
appropriate USB port and the device loses power.

ChrisA

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Thread

Python USB control on Windows 7? Duncan Booth <duncan.booth@invalid.invalid> - 2012-12-21 08:36 +0000
  Re: Python USB control on Windows 7? Tim Roberts <timr@probo.com> - 2012-12-22 23:28 -0800
    Re: Python USB control on Windows 7? Chris Angelico <rosuav@gmail.com> - 2012-12-23 18:34 +1100
      Re: Python USB control on Windows 7? Duncan Booth <duncan.booth@invalid.invalid> - 2012-12-23 18:11 +0000
        Re: Python USB control on Windows 7? Michael Torrie <torriem@gmail.com> - 2012-12-23 14:14 -0700
        Re: Python USB control on Windows 7? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-12-23 16:48 -0500
    Re: Python USB control on Windows 7? inq1ltd <inq1ltd@inqvista.com> - 2012-12-23 10:33 -0500

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